December 1, 2007
October 28, 2007
October 22, 2007
October 20, 2007
- Finished transcribing patents through 1896:
- 531,909 · Clopp · Vault-Light
- 541,582 · Westermayr
· Device for Furnishing and Distributing Daylight into
Dark Rooms, Stores, &c.
- 546,365 · Towle · Vault-Light
- 570102 · Ransome · Illuminating-Floor
October 19, 2007
- Finished transcribing patents through 1894:
- 513,522 · McDougall · Dead-Light
- D23,082 · Jacobs · Design for a Frame for Vault-Lights
- 517,156 · Bruner · Illuminating-Tile and Method of Constructing Same
- D23,348 · Schwickart · Design for a Lens for Vault-Lights
- 518,045 · Ransome · Illuminating-Floor
- 526,244 · Mark · Illuminating-Tile
- 526,245 · Mark · Illuminating-Tile
- 528,004 · Mark · Illuminating-Tile
- D23,804 · Evans · Design for a Prism-Reflector for Area-Gratings
October 18, 2007
- Finished transcribing patents through 1893:
- 492,865 · Haustein · Illuminating-Tile
- 493,550 · Jacobs · Illuminating-Tile
- D22,388 · Jacobs · Design for a Lens for Vault-Lights
- D22,389 · Jacobs · Design for a Lens for Vault-Lights
- D22,390 · Jacobs · Design for a Lens for Vault-Lights
- D22,391 · Jacobs · Design for a Lens for Vault-Lights
- 501,008 · Haustein · Frame for Illuminating-Tiles
- 501,720 · Jenkins · Vault or Skylight Cover
- 504,872 · French · Vault or Floor Light
- 505,044 · Haustein · Illuminating-Tile Construction
- 509,030 · Haustein · Illuminating-Tile
- D22,980 · Jacobs · Design for Pattern for Vault-Light Frames
- D22,981 · Jacobs · Design for Pattern for Vault-Light Frames
October 16, 2007
- Finished transcribing patents through 1892:
- 467,814 · Jacobs · Illuminating and Ventilating Tile
- 467,832 · Richards · Illuminating-Tile
- 469,913 · McDougall · Dead-Light
- 472,699 · Davenport · Illuminating-Tile
- 477,148 · Parker · Light Transmitting Floor or Sidewalk
- 478,739 · Davenport · Illuminating-Lens
- 479,645 · Jacobs · Illuminating-Tile
- D21,861 · Jacobs · Design for a Lens for Illuminating-Tiles, &c.
- 488,122 · Jacobs · Illuminating-Tile
- 488,435 · Jacobs · Illuminating-Tile
October 11, 2007
- Finished transcribing patents through 1891 (plus new entry 302,338):
- 302,338 · Jackson · Construction of Buildings
- 446,350 · Jackson · Lens for Illuminating Tiles
- 448,993 · Ransome · Illuminating Panel in Concrete Floors
- 449,323 · Jackson · Construction of Buildings
- 456,045 · Mark · Illuminating Tile
- 456,046 · Mark · Illuminating Tile
- 458,849 · Jacobs · Illuminating-Tile
- 458,850 · Jacobs · Illuminating-Tile
- 458,854 · Mark · Glass for Light-Transmitting and Ventilating
October 6, 2007
August 28, 2007
August 20, 2007
- New vault lights in situ gallery, in the unexpected location
of Etna, California outside Scott Valley
Drug (ca 1880). The owner was kind enough to let me in the basement for
from-below pictures.
- Photo of square Falconnier briques
in the Bergerethause in Nancy; they're arranged in a lovely clear & green
checkboard. Courtesy nancy-guide.net Cédric Amey of Nancy-Guide
(now defunct)
- Hayward Brothers medals page
- New bit of Luxfer Prism Co (Toronto) paper:
a boring envelope, dated 1897. Was
this the best they could do? Not even a logo?
August 13, 2007
April 27, 2007
March 30, 2007
February 1, 2007
- New Falconnier material:
- Patent CH48
(Briquetages légers et économiques), 1888
- Photos of Falconnier installation in Huy--
with randomly placed emerald green bricks! First pictures of
"colored" briques in situ! Submitted by Taco Hermans, who
received these pictures in the mail.
- 1893 article from Gaston Tissandier's
weekly science digest La Nature. Scans from
Gallica, located by Pedro Guedes.
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