"Official Performance Test of Martin Bomber N.B.S.-1 Equipped with Two 400 H. P. Liberty "12" Engines" (Air Service Information Circular (Aviation) Vol. III, No. 290) [Photocopy], 1921-05-06, 1921-10-01

Item — Box: MC-019-001, Folder: 001.A.011

Identifier: 20141292

Staff Only

Dates

Creation: 1921-05-06
Publication: 1921-10-01

Creator

United States. Army. Air Service (1917-1926) (Publisher, Organization)
United States. Army. Air Service. Engineering Division (Author, Organization)

Conditions Governing Access

This collection is open for research in the Archives & Special Collections reading room. Handling guidelines and use restrictions will be communicated and enforced by archives staff members.

Extent

1 Issue

Language of Materials

English

Additional Description

Folder Contents

Items in the same folder (ID #s): 20141205, 20141208, 20141209, 20141220, 20141221, 20141222, 20141229, 20141236, 20141241, 20141245, 20141248, 20141251, 20141255, 20141256, 20141267, 20141276, 20141289, 20141292 and 20141298.

Digital Scan Location

spc-aehs-000203

Format & Physical Description

Format: loose-leaf copy of booklet, 8.5”x11” (9 single-sided pages including cover). Includes black & white photographs, drawings and charts.

Publication Data

Publication Data: "Published by the Chief of the Air Service, Washington, D.C." Printed in 1921 by the Government Printing Office, Washington, D.C. In upper left: "File D 52.1 / Martin / 21."

Note 1: Document is a photocopy made in early 2000s. Note 2: Hand-written notes on cover "inverted Stromberg NA-L5 carburetor" and "late N&M engines".

Preservation

Preservation Level 4.D. Digitized due to its research value and to maintian consistency across this series. Digital preservation completed 15 April 2025.