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A.F. Bergqvist - aerial vessel Patented Oct. 17, 1893.

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A.F. Bergqvist - aerial vessel Patented Oct. 17, 1893.

description

Summary

Design drawing for a flying machine invented and patented by A.F. Bergqvist.
Pat. no. 506,969.
Sheet 1 of 3.
Fig. 1.
Forms part of: Gilbert H. Grosvenor Collection of Photographs of the Alexander Graham Bell Family (Library of Congress).

Glass negatives of everything that was flying between 1890 and 1913.

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Date

01/01/1890
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Source

Library of Congress
copyright

Copyright info

Public Domain

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