Early Fire Escape... Inventions from the 1870's... an Otocyon...
SCIENTIFIC AMERICAN, October 11, 1879. The prime collectible content is: "Winter's Fire Escape Ladder", which includes an illustration. Additional illustrations with supporting text include: Rosset's Clock, a Drag Saw, Weighing Scales, a Demagnetizing Watch and more. Another article (with illustration is of an Otocyon, an animal from South Africa.
Complete in 16 pages, good condition.
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