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Road cleaning machine... Voice inscribing speech...



Item # 637923

September 3, 1892

SCIENTIFIC AMERICAN, New York, Sept. 3, 1892  The front cover is captioned: "The New High-Service Water Tower, Brooklyn, N. Y., and Prospect Park Plaza". Within the issue are: "Betten's Rotary Engine" "J. J. Astor's Pneumatic Road-Cleaning Machine" "Abbot Rousselot's Apparatus for Inscribing Speech" "Masthead Electric Illumination" "Barnes' Air Ship" and many more articles and advertisements.
Sixteen pages measuring approximately 11 by 15 1/2 inches, tiny pin holes at the blank spine margin, very nice condition.

Category: Post-Civil War

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$29.00