162
UNITED STATES NAVAL AVIATION
1910-1995
1946-Contin ued
Twin rotor XHJD-I designed for helicopter flight development 395920
ment program and for tactical use in utility and air-sea
rescue operations.
3 April
A contract was issued to Douglas for the
design and construction of the XF3D-1 night fighter.
15 May
The designation of patrol squadrons reverted
to its prewar status with the change from VPB to VP.
21 May
The Chief of Naval Operations outlined a
program for the operational introduction of the Bat
(SWOD Mk 9) which called for its assignment to VP-
104 of the Atlantic Fleet and VP-115 of the Pacific
Fleet and directed transfer to VP-104 of all PB4Y-2s
already modified to operate the Bat missile.
22 May
The initial operational tests of an XCF
dunking sonar carried by in H02S helicopter were
completed off Key West, Fla. During a three-month
period in which the tests were conducted, Lieutenant
Stewart R. Graham, USCG, and Ensign William H.
Coffee, USCG, piloted the helicopter and Lieutenant
Commander Roy Rather, Dr. 1. J. Coop, and Mr. C. V.
Scott operated the sonar which provided good sonic
and supersonic listening ranges and a high degree of
bearing accuracy against both conventional and
snorkel type submarines.
J
29 May
The Aeronautical Board acted upon the
Bureau of Aeronautics proposal for a joint Army-
Navy earth satellite project by approving the estab-
lishment of an Earth Satellite Subcommittee to coor-
dinate projects already underway.
6 June
The Joint Research and Development Board
was created by charter of the Secretaries of War and
Navy for the purpose of coordinating all research and
development activities of joint interest to the two
departments. Its several committees embraced aero-
nautics, atomic energy, electronics, geographical
exploration, geophysical sciences and guided missiles.
24 June
A contract was issued to North American
Aviation, Inc., for the design and construction of three
A tw' ,
n-.Jet F3D Skynight on
camer approach 652827
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