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![[LANGLEY, SAMUEL PIERPONT. SECRETARY, SMITHSONIAN INSTITUTE. EXPERIMENTAL TANDEM BIPLANE ON POTOMAC EMBODYING LANGLEY PRINCIPLES]](https://cache.getarchive.net/Prod/thumb/cdn4/L3Bob3RvLzE5MTcvMDEvMDEvbGFuZ2xleS1zYW11ZWwtcGllcnBvbnQtc2VjcmV0YXJ5LXNtaXRoc29uaWFuLWluc3RpdHV0ZS1leHBlcmltZW50YWwtdGFuZGVtLTY0MC5qcGc%3D/40/29/webp "[LANGLEY, SAMUEL PIERPONT. SECRETARY, SMITHSONIAN INSTITUTE. EXPERIMENTAL TANDEM BIPLANE ON POTOMAC EMBODYING LANGLEY PRINCIPLES]")
LANGLEY, SAMUEL PIERPONT. SECRETARY, SMITHSONIAN INSTITUTE. EXPERIMENTAL TANDEM BIPLANE ON POTOMAC EMBODYING LANGLEY PRINCIPLES
Summary
Picryl description: Public domain image of a biplane aircraft, pilot, aviator, free to use, no copyright restrictions.
Tags
Date
1906
Contributors
Harris & Ewing, photographer
Source
Library of Congress
Copyright info
No known restrictions on publication.
