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The Blaw system for building construction : Blawforms for reinforced concrete floors and roofs ...
Description:
39 pages : illustrations ; 27 cm
Pittsburgh, Pa. : Blaw-Knox Co., ©1919.
The Blaw system for building construction : Blawforms for reinforced concrete floors and roofs ...
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Description:
39 pages : illustrations ; 27 cm
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Pittsburgh, Pa. : Blaw-Knox Co., ©1919.
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Description:
51 p. : ill. ; 23 cm.
Philadelphia, Pa. : W. Boell, Lithographer and Printer, 1871.
Revised illustrated catalogue and price list of plumbers' steam and gas fitters' and machinists' supplies.
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Description:
51 p. : ill. ; 23 cm.
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Philadelphia, Pa. : W. Boell, Lithographer and Printer, 1871.
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Description:
48 pages : illustrations ; 23 cm
Newark, N.J. : Backus Water Motor Co., [approximately 1895]
The Backus patent rotating and exhaust ventilating fans.
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Description:
48 pages : illustrations ; 23 cm
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Newark, N.J. : Backus Water Motor Co., [approximately 1895]
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Description:
24 pages : illustrations ; 22 cm
Newark, N.J. : Backus Water Motor Co., [approximately 1886]
Murray's patent rotating and ventilating fans.
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Description:
24 pages : illustrations ; 22 cm
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Newark, N.J. : Backus Water Motor Co., [approximately 1886]
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Description:
10 unnumbered pages : illustrations ; 23 cm
Pittsburgh, Penna : Dunn Mfg. Co., 1895.
The Dunn Manufacturing Company, Limited, sole manufacturers of the extensible sewer brace for supporting sides of excavations.
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Description:
10 unnumbered pages : illustrations ; 23 cm
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Pittsburgh, Penna : Dunn Mfg. Co., 1895.
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Description:
45, [1] pages : illustrations ; 21 cm
Pittsburgh : Armstrong Cork Co., ©1909.
Cork : being the story of the origin of cork, the processes employed in its manufacture, & its varied uses in the world to-day.
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Description:
45, [1] pages : illustrations ; 21 cm
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Pittsburgh : Armstrong Cork Co., ©1909.
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Description:
[ca. 78 p.] : ill. ; 23 cm.
Chicago : Research Laboratory of the Portland Cement Association, 1945.
Shrinkage stresses in concrete.
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Description:
[ca. 78 p.] : ill. ; 23 cm.
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Chicago : Research Laboratory of the Portland Cement Association, 1945.
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Lightning arresters.
Description:
29 pages : illustrations ; 20 cm
Schenectady, N.Y. : General Electric Co., 1898.
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Schenectady, N.Y. : General Electric Co., 1898.
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Description:
28 pages : illustrations ; 20 cm
Troy, N.Y. : McLeod & Henry Co., 1916.
Descriptive catalogue of "steel mixture", boiler door arches, fire box blocks and back combustion chamber arches also fire brick of all kinds.
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Description:
28 pages : illustrations ; 20 cm
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Troy, N.Y. : McLeod & Henry Co., 1916.
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Description:
35 p. : ill. ; 28 cm.
Perth Amboy, N.J. : Carborundum Co., c1932.
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Perth Amboy, N.J. : Carborundum Co., c1932.