Manuscripts
Edwin Powell Hubble, Franklin V. Reno, Major General Harris, Thomas D. Carr and an unidentified man, with Reno and Carr holding certificates of recognition from the U.S. War Department
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Edwin Powell Hubble, Henry Stimson, General Harris, Colonel Eddy, R.W. Kent and 5 other unidentified men viewing the supersonic wind tunnel at the U.S. Army Ballistic Research Laboratory
Manuscripts
Edwin Powell Hubble, Henry Stimson, General Harris, Colonel Eddy, R.W. Kent and five (5) other unidentified men witnessing a test at the supersonic wind tunnel in the Ballistics Research Laboratory. Note in the hand of Grace (Burke) Hubble: "EPH, Henry Stimson, --at right, Gen. Harris, Col. Eddy, R.W. Kent. APG [Aberdeen Proving Grounds] --Supersonic Wind Tunnel. Huntington Library." Hubble is standing at the far left, with his back to the camera.
mssHUB 1043 (7)

Edwin Powell Hubble seated at a party with several unidentified people
Manuscripts
Edwin Powell Hubble and others at an unidentified event, Aberdeen Proving Ground. Note in the hand of Grace (Burke) Hubble: "APG, EPH Huntington Library". Hubble is smoking a pipe and is seated, behind the standing military gentleman who is speaking into a microphone.
mssHUB 1043 (4)

Edwin Powell Hubble and seven unidentified men in an office at the U.S. Army Ballistic Laboratory, at Aberdeen Proving Ground
Manuscripts
Edwin Powell Hubble and seven (7) other men in an office of the supersonic wind tunnel building at the U.S. Army Ballistic Laboratory, Aberdeen Proving Ground. Hubble is third from the right. Note in the hand of Grace (Burke) Hubble: "EPH (on left, Atkinson of Greenwich Ok.) office in Supersonic Wind tunnel Building APG".
mssHUB 1043 (6)

Edwin Powell Hubble and Lt. Mario Cantie watching a test in the supersonic wind tunnel at the U.S. Army Ballistic Laboratory, Aberdeen Proving Ground
Manuscripts
Press photograph, Edwin Powell Hubble and Lt. Mario Cantie witnessing a test in the supersonic wind tunnel at the U.S. Army Ballistic Laboratory, Aberdeen Proving Ground. Hubble is on the right, with a pipe in his mouth.
mssHUB 1043 (8)

Edwin Powell Hubble and Henry Stimson at the wind tunnel at the Ballistic Research Laboratory
Manuscripts
Edwin Powell Hubble and Henry Stimson at the wind tunnel at the U.S. Army Ballistic Research Laboratory. Note in the hand of Grace (Burke) Hubble: "EPH in the wind tunnel at the Aberdeen Proving Ground with Henry Stimson [?]." Hubble is on the far left, holding up a pencil in his hand. Hubble and Stimson are standing in front of a plan on an easel.
mssHUB 1043 (3)

Edwin Powell Hubble receiving the Franklin Medal of the Franklin Institute, from Philip Clayton Staples
Manuscripts
Edwin Powell Hubble receiving the Franklin Medal of the Franklin Institute, from Philip Clayton Staples. Associated Press caption for the photograph identifies the men and the event. Photograph by Associated Press Note in the hand of Grace (Burke) Hubble: "EPH presented with Franklin Medal, 18 May 1939"
mssHUB 1061 (1)