books
The Siemens band arc lamp.
Description:
9 unnumbered pages : illustrations ; 28 cm
Chicago, Ill. : Siemens & Halske Electric Co., 1893.
The Siemens band arc lamp.
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Description:
9 unnumbered pages : illustrations ; 28 cm
books
Chicago, Ill. : Siemens & Halske Electric Co., 1893.
books
Theater switchboards.
Description:
40 pages : illustrations ; 27 cm
Brooklyn, N.Y. : Westinghouse Electric & Manufacturing Co., [approximately 1930]
books
Brooklyn, N.Y. : Westinghouse Electric & Manufacturing Co., [approximately 1930]
books
Description:
16 pages : illustrations (some color) ; 19 cm
[Ilford] : [Sankey Ltd.], [1920?]
101 uses for pymura putty fire cement.
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Description:
16 pages : illustrations (some color) ; 19 cm
books
[Ilford] : [Sankey Ltd.], [1920?]
books
Description:
12 pages : illustrations ; 27 cm
East Pittsburgh, Pa. : Westinghouse Electric & Manufacturing Co., [1929]
Resonant control for street lights.
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Description:
12 pages : illustrations ; 27 cm
books
East Pittsburgh, Pa. : Westinghouse Electric & Manufacturing Co., [1929]
books
Description:
16 pages : illustrations ; 20 cm
Philadelphia, Pa. : M'Laughlin Brothers, Printers, [approximately 1880]
Allison's patent socket for connecting wrought-iron tubes.
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Description:
16 pages : illustrations ; 20 cm
books
Philadelphia, Pa. : M'Laughlin Brothers, Printers, [approximately 1880]
books
Description:
14 pages : illustrations ; 26 cm
Aurora, Ill. : Richards-Wilcox Mfg. Co., [approximately 1914]
Richards-Wilcox accordion folding door & flush door hangers for schools, churches and public buildings.
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Description:
14 pages : illustrations ; 26 cm
books
Aurora, Ill. : Richards-Wilcox Mfg. Co., [approximately 1914]
books
Karnak.
Description:
15 pages ; 28 cm
Chicago : Gardiner & Lewis Inc., 1922.
books
Chicago : Gardiner & Lewis Inc., 1922.
books
Gold's electric thermostat temperature regulating systems for the automatic control of steam.
Description:
32 pages : illustrations ; 28 cm
Brooklyn, N.Y. : Gold Car Heating & Lighting Co., 1921.
Gold's electric thermostat temperature regulating systems for the automatic control of steam.
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Description:
32 pages : illustrations ; 28 cm
books
Brooklyn, N.Y. : Gold Car Heating & Lighting Co., 1921.
books
Description:
1 folded sheet ([6] pages) : illustrations ; 27 cm
Smethwick, Birmingham : Henry Hope & Sons, [194-?]
Hope's standard hot-dip galvanized sashes.
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Description:
1 folded sheet ([6] pages) : illustrations ; 27 cm
books
Smethwick, Birmingham : Henry Hope & Sons, [194-?]
books
Description:
4 unnumbered pages : illustrations ; 32 cm
Lyon : Jacquon, [189-?]
Fabrique de boissellerie, bennerie & brocs en tous genres. Fabrique de tarare dit traquinet & autres ustensiles pour l'agriculture.
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Description:
4 unnumbered pages : illustrations ; 32 cm
books
Lyon : Jacquon, [189-?]