Willis Monie Books

Technical Notes National Advisory Committee For Aeronautics No. 378 Comparison Of Weights Of 17st And Steel Tubular Structural Members Used In Aircraft Construction

Hartmann, E. C.

Washington: 1931. First Edition. Softcover. Item #221325

Complete in original wrapper; mimeo format, stapled (staples may show some rust) ; cover may have some light soiling or staining. Upper corner of cover has presentation stamp from the Committee. Presents results of tests done at the Langley Memorial Aeronautical Laboratory.

Price: $15.00