TYPE A-1 ASTROGRAPH

Description

WW2 Type A-1 Astrograph made by Sperti Inc of Cincinnati. Comes with box, 4 lamps, height gauge, operating instructions, & original receipt! No star charts are included with this. Used in conjunction with an astrocompass by the navigator to determine the position of the aircraft and course, during night flying using celestial navigation. All dials have been function checked for movement, no electrical power has been connected to this item.

Box Dimensions: 14.5”x10”x11”

Tag reads:

ASTROGRAPH TYPE A-1

AIR CORPS—-U.S. ARMY

SPECIFICATION No 27404

SERIAL No AC42-6256

MANUFACTURERS ASSEMBLEY No A12

ORDER No W535-AC-27347

SERTI INC. CINCINNATI, O. U.S.A.