Measuring instruments at the U.S. Ballistic Laboratory, Aberdeen Proving Ground

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  Machinery, or measuring instruments, inside a room at the U.S. Army Ballistic Laboratory

  Manuscripts

  Machinery, or measuring instruments, inside a room at the U.S. Army Ballistic Laboratory. Photographer: Photographic Measurements Section, Ballistic Research Laboratory. Note in the hand of Grace (Burke) Hubble: "EPH, Huntington Library Collection."

  mssHUB 1044 (8)

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  Equipment and machinery at the U.S. Army Ballistic Laboratory

  Manuscripts

  Equipment and machinery in the U.S. Ballistic Laboratory. Photographer: Photographic Measurements Section, Ballistic Research Laboratory Note in the hand of Grace (Burke) Hubble: "EPH, Huntington Library Collection."

  mssHUB 1044 (5)

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  Equipment and wires in a room at the U.S. Army Ballistic Laboratory

  Manuscripts

  Equipment and wires in a room at the U.S. Army Ballistic Laboratory. Photographer: Photographic Measurements Section, Ballistic Research Laboratory Note in the hand of Grace Burke Hubble: "EPH, Huntington Library Collection."

  mssHUB 1044 (4)

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  Machinery, equipment, and men working with the supersonic wind tunel, U.S. Army Ballistic Laboratory

  Manuscripts

  Machinery and equipment , and men working with the supersonic wind tunnel, U.S. Ballistic Laboratory. Photographer: Photographic Measurements Section, Ballistic Research Laboratory. Note in the hand of Grace (Burke) Hubble: "EPH, Huntington Library Collection."

  mssHUB 1044 (7)

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  Viewing and camera equipment, U.S. Army Ballistic Laboratory

  Manuscripts

  Viewing and camera equipment at the U.S. Army Ballistic Laboratory. Note in the hand of Grace Burke Hubble: "EPH, Huntington Library Collection."

  mssHUB 1044 (3)

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  Supersonic wind tunnel and equipment at the U.S. Army Ballistic Laboratory

  Manuscripts

  Four unidentified men working with the supersonic wind tunnel, Ballistics Research Laboratory. Note in the hand of Grace (Burke) Hubble: "EPH Supersonic Wind Tunnel, Huntington Library Collection."

  mssHUB 1044 (1)