Manuscripts

Eight-inch blassistic shell 150 feet beyond muzzle, U.S. Army Ballistic Laboratory

Description: Eight inch shell about 150 feet beyond muzzle, just after being fired, Ballistics Research Laboratory. Note in the hand of Edwin Powell Hubble: "8-inch shell about 150 ft beyond muzzle, velocity about 2300 ft/sec. Microflash exp. @ 1/1,000,000 second." Note in the hand of Grace (Burke) Hubble: "EPH Huntington Library"
Type: Manuscripts(Opens in new tab)
Date: circa 1943
Call number: mssHUB 1044 (18)
Find out more: View in the Huntington Digital Library(Opens in new tab); View in the Library catalog

Shadow photograph of air shock waves off a 37 mm shell, at the U.S. Army Ballistic Laboratory

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)

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)

Liquid splash formation, U.S. Army Ballistic Research Laboratory

Manuscripts

Liquid splash formation, Ballistics Research Laboratory. Note in the hand of Grace Burke Hubble on verso: "EPH BRL Huntington Library Collection".

mssHUB 1082 (6)

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

Manuscripts

Machinery, Ballistics Research Laboratory. Photographer: Photographic Measurements Section, U.S. Army Ballistic Laboratory. Note in the hand of Grace (Burke) Hubble: "EPH, Huntington Library Collection." Possible measuring instruments, in three compartments, labeled Pitch, Lift, Drag.

mssHUB 1044 (9)

Diagram of the Flexible nozzle supersonic wind tunnel for the U.S. Army Ballistic Research Laboratory

Manuscripts

Diagram of proposed flexible nozzle supersonic wind tunnel for the U.S. Army Ballistic Research Laboratory, Aberdeen, Md. Note in the hand of Grace Burke Hubble: "EPH Huntington Library Collection". The image's label reads: "Flexible nozzle supersonic wind tunnel, Ballistics Research Laboratory, Aberdeen Proving Ground, MD." In the lower left-hand corner is a label that reads: "Prepared by Pictorial Branch, The Ordnance School, A.P.G., MD." Below this label is written "A28464".

mssHUB 1044 (17)

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)

Eight-inch blassistic shell 150 feet beyond muzzle, U.S. Army Ballistic Laboratory

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Shadow photograph of air shock waves off a 37 mm shell, at the U.S. Army Ballistic Laboratory

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

Liquid splash formation, U.S. Army Ballistic Research Laboratory

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

Diagram of the Flexible nozzle supersonic wind tunnel for the U.S. Army Ballistic Research Laboratory

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