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Wikipedia:WikiProject Physics/Taskforces/Glass/Popular pages

From Wikipedia, the free encyclopedia

This is a list of pages in the scope of Wikipedia:WikiProject Physics/Taskforces/Glass along with pageviews.

To report bugs, please write on the Community tech bot talk page on Meta.

List

[edit]

Period: 2026-04-01 to 2026-04-30

Total views: 996,086

Updated: 21:51, 8 May 2026 (UTC)

Rank Page title Views Daily average Assessment Importance
1 Corrosion 108,301 3,610 B Mid
2 Obsidian 46,248 1,541 C Top
3 Victoria and Albert Museum 21,559 718 B Unknown
4 Hwangnam-daechong Roman Glassware 21,266 708 C Low
5 Virginia Tech 19,707 656 B Mid
6 Corning Inc. 13,533 451 C High
7 Ball Corporation 12,621 420 C Low
8 Window 9,678 322 C High
9 Fiber-optic cable 9,656 321 C High
10 Lead glass 9,635 321 B Top
11 Saint-Gobain 8,828 294 Start High
12 Silica gel 8,342 278 C High
13 Magnifying glass 7,593 253 Start Mid
14 Fulgurite 7,569 252 C Mid
15 Moldavite 7,511 250 Start High
16 Sea glass 6,911 230 C Mid
17 Codd-neck bottle 6,832 227 Start Low
18 History of glass 6,675 222 C Top
19 Rhinestone 6,479 215 Start Mid
20 Nikon F-mount 6,431 214 C High
21 Mason jar 6,400 213 C Unknown
22 Bausch & Lomb 6,259 208 Start Low
23 RWTH Aachen University 5,813 193 B Mid
24 List of glassware 5,755 191 List Top
25 Lumentum 5,430 181 Stub Unknown
26 Erlenmeyer flask 5,364 178 Start Low
27 Transom (architecture) 5,324 177 C Low
28 Soda–lime glass 4,733 157 C Top
29 Clerestory 4,596 153 Start Unknown
30 Venetian glass 4,571 152 GA High
31 Bottle 4,570 152 Start Mid
32 Tumbler (glass) 4,504 150 Stub Unknown
33 Nucleation 4,499 149 C Unknown
34 Daniel Swarovski 4,490 149 Stub Mid
35 Roman glass 4,469 148 B Top
36 Dormer 4,438 147 Start Unknown
37 Rose window 4,434 147 C Mid
38 Pentax 4,424 147 C Low
39 Carboy 4,374 145 Start Low
40 Scoria 4,362 145 Start Mid
41 Depression glass 4,309 143 Start Unknown
42 Phosphorus pentoxide 4,213 140 C Mid
43 Murano 4,144 138 Start Unknown
44 Kettle 4,103 136 B Low
45 Bell jar 4,019 133 Start Low
46 Fraunhofer-Gesellschaft 4,012 133 C Mid
47 CorningWare 3,946 131 Start Mid
48 Wine bottle 3,941 131 C Mid
49 Firozabad 3,919 130 C Mid
50 Waterford Crystal 3,900 130 Start Mid
51 Sash window 3,713 123 Start Low
52 Owens Corning 3,661 122 C High
53 Banker's lamp 3,565 118 Start Low
54 Carl Zeiss 3,562 118 B High
55 Tiffany glass 3,522 117 Start High
56 Jalousie window 3,474 115 C Low
57 Glass production 3,440 114 C Top
58 Champagne glass 3,389 112 C Low
59 Mashrabiya 3,367 112 B Low
60 Multi-mode optical fiber 3,366 112 C Unknown
61 Mullion 3,353 111 Start Unknown
62 Baccarat (company) 3,332 111 C Mid
63 Yard of ale 3,294 109 C Low
64 Oriel window 3,292 109 Stub Unknown
65 Insulated glazing 3,227 107 C Top
66 Beer glassware 3,172 105 C Low
67 Superfest 3,162 105 C Unknown
68 Houghton family 3,144 104 Start Low
69 Sol–gel process 3,110 103 B Top
70 Nick & Nora (glass) 3,066 102 Start Low
71 Volcanic glass 3,025 100 Start Mid
72 O-I Glass 3,014 100 Start High
73 Single-mode optical fiber 3,004 100 C Low
74 Telephoto lens 2,994 99 C Low
75 Tracery 2,991 99 C Unknown
76 Bay window 2,955 98 Start High
77 Libyan desert glass 2,925 97 Start Mid
78 Louver 2,878 95 Start Unknown
79 Windshield 2,854 95 C High
80 Pacific Northwest National Laboratory 2,851 95 C Mid
81 Pint glass 2,840 94 C Low
82 Sunroom 2,760 92 Start Low
83 G-10 (material) 2,756 91 Start Low
84 Casement window 2,742 91 Start Unknown
85 Glass float 2,715 90 B Low
86 Silvered glass 2,699 89 Stub Mid
87 Pilkington 2,698 89 C High
88 Goldstone (glass) 2,675 89 Start Low
89 Pentax K-mount 2,667 88 C Low
90 Glazier 2,647 88 Stub Mid
91 Refractometer 2,642 88 C Low
92 Storm glass 2,609 86 Start Low
93 Oculus (architecture) 2,579 85 C Unknown
94 JDSU 2,442 81 Start Unknown
95 Pitcher (container) 2,434 81 Start Top
96 Lalique 2,425 80 C Low
97 Sigma Corporation 2,424 80 Start Low
98 Rayonnant 2,386 79 C Unknown
99 Wine glass 2,355 78 Start Unknown
100 Glassing 2,349 78 Start Low
101 Sterlite Technologies 2,312 77 Stub Mid
102 Vase 2,270 75 Start Low
103 Corelle Brands 2,236 74 Stub Mid
104 Vial 2,190 73 Start Low
105 Hoya Corporation 2,158 71 Start High
106 Corelle 2,140 71 Stub Mid
107 Gaiwan 2,135 71 C Unknown
108 Glencairn whisky glass 2,105 70 Start Low
109 Milk glass 2,087 69 Start Mid
110 Wide-angle lens 2,051 68 C Unknown
111 Bohemian glass 2,032 67 Start High
112 Coherent, Inc. 2,012 67 Stub Unknown
113 Teasmade 2,004 66 Start Low
114 Schott AG 2,000 66 C High
115 Laminated glass 1,946 64 C High
116 Apache tears 1,944 64 Start Mid
117 Windsor glasses 1,932 64 Stub Low
118 Beer boot 1,918 63 Start Low
119 Post and lintel 1,908 63 Start Low
120 Anchor Hocking 1,903 63 Start Mid
121 Hebron glass 1,887 62 GA Mid
122 Cobalt glass 1,880 62 Start High
123 Sugar glass 1,869 62 Start Low
124 Cristal Baschet 1,817 60 Start Mid
125 Telecentric lens 1,801 60 Start Unknown
126 Plate glass 1,799 59 Start High
127 Steuben Glass Works 1,784 59 Start High
128 Volumetric flask 1,771 59 Start Low
129 Fumed silica 1,757 58 Start Mid
130 Porthole 1,751 58 Start Unknown
131 Fairford 1,738 57 C Low
132 Glass Flowers 1,737 57 B Unknown
133 Glass harp 1,734 57 C Mid
134 Frit 1,713 57 C Mid
135 Dean–Stark apparatus 1,692 56 C Low
136 Glass recycling 1,689 56 C High
137 Schmidt–Cassegrain telescope 1,683 56 Start Unknown
138 Soxhlet extractor 1,676 55 Start Low
139 Crazing 1,676 55 Stub Low
140 Riedel (glass manufacturer) 1,642 54 Start High
141 Glass bottle 1,634 54 Start High
142 Window film 1,629 54 Start Low
143 Glazing (window) 1,625 54 Start Mid
144 Paperweight 1,622 54 B Unknown
145 Faceted glass 1,622 54 Start Unknown
146 Prime lens 1,600 53 Start Unknown
147 Fiasco (bottle) 1,594 53 Start Low
148 Duralex 1,590 53 Start Mid
149 Flexible glass 1,583 52 Start Unknown
150 Condenser (laboratory) 1,568 52 Start Low
151 Crown glass (window) 1,556 51 Start High
152 Safety glass 1,556 51 Start Unknown
153 Millefiori 1,551 51 Start High
154 Cage cup 1,550 51 C Mid
155 Dow Corning 1,536 51 C Low
156 Morris & Co. 1,535 51 Start High
157 Desiccator 1,531 51 Start Low
158 Microscope slide 1,524 50 C Low
159 VELUX 1,518 50 Start Mid
160 Frosted glass 1,512 50 Stub Mid
161 Fire-King 1,502 50 Start Mid
162 Ground granulated blast-furnace slag 1,502 50 C Mid
163 Tamron 1,501 50 C Low
164 Sunroof 1,475 49 C Unknown
165 Lightwell 1,463 48 Stub Unknown
166 Australasian strewnfield 1,450 48 B High
167 Apochromat 1,440 48 Start Low
168 Bioglass 45S5 1,419 47 Start High
169 Kilner jar 1,415 47 Start Mid
170 Hagioscope 1,392 46 Start Low
171 Window shutter 1,383 46 Start Low
172 Podstakannik 1,378 45 Start Unknown
173 Photographic filter 1,366 45 C Unknown
174 Muntin 1,331 44 Start Unknown
175 Petzval lens 1,308 43 Start Low
176 Recrystallization (chemistry) 1,308 43 C High
177 Round-bottom flask 1,304 43 Start Low
178 Jeannette, Pennsylvania 1,301 43 Start Low
179 Bushnell Corporation 1,298 43 C Low
180 Display case 1,298 43 Start Low
181 Amorphous silicon 1,298 43 Start Mid
182 Vivitar 1,297 43 Start Low
183 Reading stone 1,276 42 Start Unknown
184 Leupold & Stevens 1,268 42 Start Unknown
185 Büchner funnel 1,264 42 Start Low
186 Flint glass 1,261 42 Start High
187 Glass milk bottle 1,260 42 Start Mid
188 Separatory funnel 1,255 41 Start Low
189 Tea set 1,251 41 Start Unknown
190 Jenoptik 1,237 41 C Unknown
191 Oil immersion 1,198 39 Start Low
192 Indiana Glass Company 1,175 39 GA Low
193 Soft focus 1,166 38 Start Unknown
194 Quarter glass 1,157 38 C Low
195 Fostoria Glass Company 1,157 38 GA Mid
196 Ground glass 1,153 38 Start Low
197 Double-Gauss lens 1,152 38 B Unknown
198 Window screen 1,133 37 Start Mid
199 Window covering 1,124 37 Stub Unknown
200 Glass casting 1,117 37 Start High
201 Glass ionomer cement 1,113 37 C Mid
202 Annealing (glass) 1,109 36 Start High
203 Japanese tea utensils 1,108 36 C Low
204 Laboratory flask 1,104 36 Start Low
205 Power window 1,089 36 Start Low
206 James Powell and Sons 1,087 36 C Low
207 Penny lick 1,082 36 Start Low
208 Arc Holdings 1,082 36 Start Mid
209 Sun visor 1,067 35 Start Low
210 Optical ground wire 1,056 35 C Low
211 Visions (cookware) 1,042 34 C Low
212 Leadlight 1,041 34 Start Low
213 Seed bead 1,040 34 Start Unknown
214 Chance Brothers 1,039 34 C Mid
215 Bristol blue glass 1,034 34 C Mid
216 Birla Planetarium, Chennai 1,030 34 C Low
217 Tetsubin 1,028 34 Start Low
218 Schneider Kreuznach 1,021 34 C Low
219 Forest glass 1,016 33 B High
220 Moser (glass company) 1,015 33 C Mid
221 Spotting scope 1,011 33 Start Mid
222 List of bottle types, brands and companies 1,002 33 List Low
223 Time–temperature superposition 1,000 33 C Low
224 Cologne Cathedral Window 999 33 C Low
225 Nikkor 991 33 Start Low
226 Crystal Palace railway station 981 32 C Unknown
227 Display window 978 32 Stub Low
228 Glass etching 972 32 Start High
229 Pavement light 961 32 B Mid
230 Bow window 944 31 Stub Unknown
231 Glass electrode 942 31 C Low
232 Large format lens 938 31 C Low
233 Nippon Sheet Glass 926 30 Start High
234 Trade beads 924 30 Stub Mid
235 Bodum 924 30 Stub Mid
236 Lampworking 920 30 C High
237 Came 912 30 Start Low
238 Daum (studio) 912 30 Start Mid
239 Fiber-reinforced concrete 910 30 Start Mid
240 Lechatelierite 908 30 Stub Mid
241 Normal lens 906 30 C Low
242 Glasswort 898 29 List Low
243 Büchner flask 888 29 Start Low
244 Carmona wine urn 887 29 C Unknown
245 Sliding glass door 879 29 Start Unknown
246 Opaline glass 877 29 Stub Mid
247 Suevite 877 29 Start Mid
248 Maximilian Riedel 865 28 C Mid
249 Schmidt & Bender 858 28 Start Low
250 Potassium silicate 852 28 Start High
251 Hazel-Atlas Glass Company 832 27 Start Low
252 Roof window 831 27 Stub Unknown
253 Schlenk flask 828 27 Start Low
254 Bediasite 826 27 Stub Mid
255 Murano glass 825 27 NA High
256 Rodenstock GmbH 823 27 C Low
257 Antonio Salviati 816 27 Stub Unknown
258 Glass bead making 813 27 C High
259 Came glasswork 813 27 C Unknown
260 Germanium dioxide 808 26 B Mid
261 Simon Pearce 804 26 Stub Unknown
262 Westmoreland Glass Company 797 26 Stub Unknown
263 Architectural glass 796 26 C Top
264 Zerodur 794 26 Start High
265 Glass disease 789 26 Stub Mid
266 Glass onion 782 26 Stub Low
267 Overflow downdraw method 768 25 Stub High
268 Art Nouveau glass 767 25 B Unknown
269 Tachylite 764 25 Start Mid
270 Glass-to-metal seal 761 25 C High
271 Lino Tagliapietra 759 25 Start Unknown
272 K9 glass 749 24 Stub Unknown
273 Opera window 743 24 B Low
274 Florence flask 741 24 Stub Low
275 Transitions Optical 738 24 Start Unknown
276 Zytel 736 24 Start Low
277 Cristallo 730 24 Stub Mid
278 Greenhouse (car) 726 24 Stub Unknown
279 Schunk Group 717 23 Start Low
280 Low emissivity 711 23 C High
281 Clausthal University of Technology 709 23 C Mid
282 Planetarium projector 704 23 Start Mid
283 Hyaloclastite 703 23 Start Mid
284 Polarization-maintaining optical fiber 682 22 Start Low
285 Vehicle glass 682 22 Stub Low
286 Barilla 680 22 C Low
287 Australite 672 22 C Low
288 Tin-glazing 669 22 C High
289 Arsenic trisulfide 666 22 B Low
290 Pitchstone 661 22 Stub Mid
291 Bioactive glass 657 21 C High
292 Ancient Chinese glass 656 21 C Mid
293 Paint-on-glass animation 653 21 Start Low
294 Zwiesel Kristallglas 651 21 Start Mid
295 Hemingray Glass Company 648 21 Stub Unknown
296 Glassphalt 645 21 Stub Mid
297 Zeiss projector 642 21 B Unknown
298 Espagnolette 640 21 Stub Low
299 Yunomi 637 21 Start Unknown
300 Fanlight 635 21 Stub Unknown
301 List of works by Dale Chihuly 635 21 List Low
302 Glass Pavilion 633 21 C Unknown
303 Crystal Palace (Porto) 632 21 C Unknown
304 Kyūsu 629 20 Stub Unknown
305 Storm window 628 20 Stub Unknown
306 Orrefors Glassworks 628 20 C Mid
307 Broad sheet glass 627 20 Stub High
308 British and Irish stained glass (1811–1918) 627 20 B Mid
309 Laurence Whistler 626 20 Stub Unknown
310 Unbreakable glass 622 20 Stub Unknown
311 Mannok 613 20 C Mid
312 Glass cutter 612 20 Start Low
313 Retroreflective sheeting 611 20 Start Low
314 Glass fusing 609 20 Start High
315 Curio cabinet 609 20 Stub Unknown
316 ZBLAN 607 20 Start Low
317 Defogger 605 20 Start Low
318 Watch glass 603 20 Stub Low
319 Pentacon 603 20 Stub Unknown
320 Bologna bottle 602 20 Start High
321 Orion Telescopes & Binoculars 600 20 Start Low
322 Glass battery 599 19 C Unknown
323 Bob Snodgrass 594 19 Start Low
324 Stanley Quencher 594 19 NA NA
325 Tube bending 592 19 C Unknown
326 Fiber-optic splitter 591 19 Start Low
327 Val Saint Lambert 586 19 Stub Mid
328 Paul Joseph Stankard 583 19 Start Unknown
329 Bubblegram 579 19 Start Unknown
330 Pressed glass 578 19 Stub Mid
331 Libbey-Owens-Ford 577 19 Stub Mid
332 Industrial porcelain enamel 575 19 B Low
333 Microlens 573 19 C Unknown
334 PGP Glass 563 18 Start Low
335 Manchester Civil Justice Centre 561 18 Start Low
336 Rummer 560 18 Start Low
337 Glaspalast (Munich) 549 18 Start Unknown
338 Low-dispersion glass 548 18 Start High
339 Blenko Glass Company 545 18 GA Mid
340 Crystallophone 541 18 Start Mid
341 Radio over fiber 541 18 Start Unknown
342 Ultra wide angle lens 537 17 Start Low
343 Window valance 527 17 Start Low
344 Window insulation 525 17 Stub Low
345 Pony glass 523 17 Stub Low
346 Thales Optronics 522 17 Start Mid
347 Lenses for SLR and DSLR cameras 522 17 C Low
348 Devitrification 521 17 Start Unknown
349 Edinburgh Crystal 517 17 Start Mid
350 Tea strainer 516 17 Stub Unknown
351 Superzoom 508 16 Start Unknown
352 Unguentarium 508 16 B Low
353 Strain insulator 504 16 Start Mid
354 Vitrified sand 504 16 List Mid
355 Diamond turning 500 16 C Low
356 Charles Eamer Kempe 497 16 Start Low
357 Franz Mayer of Munich 485 16 C Mid
358 Murano beads 484 16 Start Mid
359 Palagonite 483 16 Start Mid
360 Lensbaby 481 16 Start Low
361 Glass microsphere 477 15 Start High
362 Pigmented structural glass 475 15 C Mid
363 Darwin glass 474 15 Start Mid
364 Diocletian window 474 15 Stub Unknown
365 Cylinder blown sheet glass 471 15 Start High
366 Paned window (architecture) 466 15 Stub Low
367 Visby lenses 463 15 C Unknown
368 Safestyle 454 15 Start Unknown
369 Teaware 451 15 Stub Unknown
370 Chevron bead 451 15 Start Mid
371 John Baptiste Ford 448 14 Start Mid
372 Tokina 443 14 Start Low
373 Macor 440 14 Start Mid
374 Thiele tube 438 14 Start Low
375 Tazza (cup) 437 14 Stub Low
376 Flacon 437 14 Start Low
377 Caneworking 436 14 Start High
378 Fluoride glass 434 14 Stub Unknown
379 Glossary of glass art terms 432 14 Start Unknown
380 Edward Libbey 431 14 Start High
381 Pilchuck Glass School 426 14 Start Unknown
382 Ravenhead Glass 423 14 Start Mid
383 Museum of Glass 420 14 C Low
384 Laminate 415 13 NA Mid
385 Sight glass 414 13 C Low
386 St Neot, Cornwall 411 13 Start Low
387 Grandma Prisbrey's Bottle Village 410 13 Start Low
388 Dartington Crystal 409 13 Start Mid
389 Harvey Littleton 404 13 C Mid
390 Michael Joseph Owens 402 13 Start High
391 Burmese glass 401 13 Stub Mid
392 Glass-bottom boat 399 13 Start Low
393 Self-cleaning glass 395 13 Start High
394 Longstone Lighthouse 393 13 B Low
395 Leaded glass 392 13 Disambig NA
396 Container glass 388 12 Start Low
397 Verre églomisé 386 12 Stub Unknown
398 Duran (glass) 386 12 Start Low
399 Hurricane shutter 385 12 Start Unknown
400 Satsuma kiriko 385 12 Start Unknown
401 Superachromat 383 12 Start Low
402 Watts & Co. 381 12 Start Mid
403 Hindustan National Glass & Industries Limited 381 12 Start Low
404 Beveled glass 380 12 Start Unknown
405 Safety and security window film 379 12 Start Unknown
406 Little Joe Tower 378 12 Start Unknown
407 Hardman & Co. 377 12 C Mid
408 Mats Jonasson 376 12 Stub Unknown
409 Wheaton Industries 375 12 Start Mid
410 Keystone View Company 367 12 C Low
411 Cathedral glass 366 12 Start Unknown
412 Chagama 366 12 Start Unknown
413 Cooke Optics 364 12 Start Unknown
414 Lehr (glassmaking) 362 12 Stub High
415 Glass instrument 361 12 Start Mid
416 Filter factor 357 11 Start Unknown
417 Limu o Pele 353 11 Stub Mid
418 Goofus glass 351 11 Start Unknown
419 Ancient glass trade 350 11 B Unknown
420 Dragontrail 344 11 Stub Low
421 J. H. Hobbs, Brockunier and Company 344 11 GA Low
422 Blown plate glass 343 11 Stub Mid
423 Hellenistic glass 343 11 Start High
424 NOBLEX E-Optics GmbH 340 11 Start Low
425 Duralex Picardie tumbler 340 11 Stub Unknown
426 Clayton and Bell 338 11 B Mid
427 Angelo Barovier 334 11 Start Low
428 Dominick Labino 333 11 C Unknown
429 Close-up lens 333 11 Start Low
430 Silica fiber 331 11 Stub Unknown
431 Xinyi Glass 330 11 Stub Mid
432 Heisey Glass Company 329 10 Start Mid
433 Daylit Gallery 326 10 B Mid
434 GeSbTe 324 10 C Mid
435 Hedwig glass 324 10 C Unknown
436 Dwarf ale glass 320 10 Start Low
437 Field flattener lens 315 10 Stub Unknown
438 Vycor 314 10 Start High
439 Anglo-Saxon glass 314 10 B High
440 Buchanan Street subway station 308 10 Start Unknown
441 Anodic bonding 308 10 C Low
442 William Wailes 307 10 C High
443 Fiber cable termination 306 10 Stub Unknown
444 Cosmovitral 306 10 C Low
445 Chaki 305 10 Start Unknown
446 Joh. Loetz Witwe 305 10 C Unknown
447 Pin insulator 301 10 Start Mid
448 Lamp (electrical component) 297 9 NA Mid
449 Tiffen (company) 293 9 Stub Low
450 Holmegaard Glass Factory 292 9 Start Mid
451 Glass tube 291 9 Start Low
452 Flashed glass 289 9 Stub Low
453 Triplex Safety Glass 287 9 Start Low
454 Briquetage 286 9 Start Unknown
455 Sideromelane 286 9 Stub Mid
456 Paul Marioni 285 9 Start Unknown
457 Fire glass 284 9 Stub Unknown
458 Window shutter hardware 281 9 Start Unknown
459 Caithness Glass 281 9 Start Low
460 Sugar bowl 280 9 Stub Unknown
461 Lucarne 278 9 Stub Unknown
462 Glasschord 277 9 Start Mid
463 Chirped mirror 277 9 B Unknown
464 Verrophone 273 9 Stub Mid
465 Photosensitive glass 271 9 Start Mid
466 Precision glass moulding 271 9 Start High
467 Duncan & Miller Glass Company 271 9 GA Low
468 James R. Houghton 267 8 Stub Low
469 Pica glass 267 8 Stub Low
470 Early modern glass in England 266 8 C Low
471 St Matthew's Church, Jersey 266 8 Start Mid
472 Smoked glass 264 8 Start Mid
473 Elegant glass 262 8 Start Unknown
474 Factory tint 259 8 Stub Low
475 National Glass Centre 257 8 Start Low
476 Thomas Webb & Sons 257 8 Start Low
477 Northwood Glass Company 256 8 Start Unknown
478 Liuli Gongfang 252 8 Start Low
479 Preciosa (corporation) 248 8 Start Mid
480 Mdina Glass 247 8 Start Unknown
481 Georg Josef Riedel 246 8 C Unknown
482 Pairpoint Glass 246 8 C Unknown
483 Maskelynite 244 8 Start Mid
484 Glass batch calculation 244 8 C Mid
485 Gabriel Loire 243 8 C Unknown
486 Hydrophobic silica 242 8 Start Low
487 Glassmaking 240 8 NA NA
488 Glass floor 235 7 B Unknown
489 Edeowie glass 235 7 Stub Mid
490 Georgiaite 235 7 Stub Mid
491 Boston and Sandwich Glass Company 234 7 Start Mid
492 Martin Janecký 233 7 Start Unknown
493 Cambridge Glass 232 7 C Mid
494 Riihimäki glass 232 7 Stub Unknown
495 Whitall Tatum Company 230 7 Start Unknown
496 Fourcault process 228 7 C High
497 Early glassmaking in the United States 227 7 GA Low
498 Flame polishing 226 7 Stub Mid
499 Worshipful Company of Glaziers and Painters of Glass 225 7 Stub Unknown
500 Machine drawn cylinder sheet glass 224 7 Stub Mid