Manuscripts
Series of photographs showing a missile being released from an airplane
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Military airplane and missile, Aberdeen Proving Ground, Maryland
Manuscripts
Plane and missile, not long after missile was released. Stamped with perforations "confidential." Note in the hand of Grace Burke Hubble: "EPH Huntington Library"
mssHUB 1044 (20)

Series of photographs showing a missile shooting upwards
Manuscripts
Series of multiple photographs, showing motion of missile shooting up, Ballistics Research Laboratory. Note in the hand of Grace (Burke) Hubble: "EPH Ballistics Research. Huntington Library Collection".
mssHUB 1044 (15)

Military airplane and missle, Aberdeen Proving Ground, Maryland
Manuscripts
Plane and missile, not long after missile was released. Perforation stamped "confidential." Note in the hand of Grace Burke Hubble: "EPH Huntington Library"
mssHUB 1044 (21)

Resistance testing of a missile, U.S. Army Ballistic Laboratory
Manuscripts
Resistance testing of a missile, U.S. Army Ballistic Laboratory. Note in the hand of Grace Burke Hubble: "EPH, Huntington Library Collection."
mssHUB 1044 (6)

The explosion from a 4,000 pound bomb, Aberdeen Proving Ground, Maryland
Manuscripts
The explosion from a 4,000 pound bomb. Note in the hand of Edwin Powell Hubble: "4,000 lb. bomb exp. 1/500 sec." Note in the hand of Grace (Burke) Hubble: "The Island, EPH Huntington Library"
mssHUB 1044 (22)

Passport photograph of Grace Burke Hubble and Edwin Powell Hubble
Manuscripts
Passport photograph of Grace Burke Hubble and Edwin Powell Hubble. Note in the hand of Grace Burke Hubble on verso: "Passport picture, 1934. EPH and G.H."
mssHUB 1048 (4)