Display Status:

This object is not on display at the National Air and Space Museum. It is either on loan or in storage.

Collection Item Summary:

"DH-4 Airplane, Sand Test, Wing Thrust reversed. PLATE 4 View taken during loading." View of a sand test being performed on a DH-4 at McCook Field, circa 1918-1919. Men stop to pose for the photograph.

Collection Item Long Description:


  • Airplanes, Military--Flight testing
  • Aeronautics, Military
  • Aeronautics
  • Aeronautics, Military--Research

Data Source

National Air and Space Museum Archives

Restrictions & Rights

Images are subject to Smithsonian Institution, National Air and Space Museum, Copyright and Image Use Restrictions. Usage requires prior written permission. Should you wish to use NASM still images in any medium, please submit an Application for Permission to Reproduce NASM Photographs, available at NASM's Permissions webpage: www.nasm.si.edu/research/arch/permissions.cfm


U.S. Army Air Service


Circa 1918-1919

Repository Loc.

National Air and Space Museum, Archives Division, MRC 322, Washington, DC, 20560



Local number