1920 Rotogravure Science News Cryoscope Device Typewriter Sign NY David SI1 Switzerland - bottom margin

Name: 1920 Rotogravure Science News Cryoscope Device Typewriter Sign NY David SI1 Switzerland - bottom margin
Brand: teddys.co.za
SKU: 86655596092
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SKU 86655596092

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Description

- bottom margin

(Henry Matthew) Brock: "The round-eyed pleasure of a child

Giovanni Antonio Fasolo

General ElectricÕs Canadian counterpart

1920 Rotogravure Science News Cryoscope Device Typewriter Sign NY David SI1 Switzerland - bottom marginThis is an original 1920 two page sepia rotogravure set (two single sided pages) with images of science news featuring the Cryoscope, a device that enables one to tell just what amount of water has been added to a sample of milk; a paddle boat; the day and night view of a huge electric typewriter sign in New York City; the Non Sinkable Safe invented by Mannotti Nanni of Chicago; David Swart and James Smith of Evanston with their water bicycle, a

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