Saturday, December 19, 2015

Signal Corp Specifications and Wright Brothers Military Contract

Scan2697Scan2699 Copies of the Signal Corp Specifications No. 486, for a heavier-than-air flying machine and the Wright Brothers contract to build such a machine. If you have never seen these documents, take a minute and look them over as they are the basis for all US miltary aircraft!

Click here to view documents

Additional info here and here


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