Opening Hours
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
Manuscripts
Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108

Manuscripts
Shadow photograph of wind tunnel test results, showing air stream off 30 degree cone head model, Ballistics Research Laboratory. Note in the hand of Grace (Burke) Hubble: "Huntington Library."
mssHUB 1044 (12)

Manuscripts
Wind tunnel test results, showing air stream off 30 degree cone head model, Ballistics Research Laboratory. Note in the hand of Grace (Burke) Hubble: "Huntington Library."
mssHUB 1044 (11)

Manuscripts
Shadow photograph of wind tunnel test results, showing air stream off cylindrical model, and determining minimum, Ballistics Research Laboratory. Note in the hand of Grace (Burke) Hubble: "Huntington Library. APG"
mssHUB 1044 (14)

Manuscripts
Shadow photograph of wind tunnel test results, showing air stream off cylindrical model, Ballistics Research Laboratory. Note in the hand of Grace (Burke) Hubble: "Huntington Library."
mssHUB 1044 (13)

Manuscripts
Shadow photograph of test results, showing air stream off 37 mm shell, Ballistics Research Laboratory. Note in the hand of Edwin Powell Hubble: "Shadow photo by spark (exp. @ 1/1,000,000 second), 37 mm shell velocity about 2500ft/sec. Note shock waves in air skin friction along sides turbulence in wake." Note in the hand of Grace (Burke) Hubble: "EPH Huntington Library."
mssHUB 1044 (19)

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)