Front:
323
SOS
20
23
22
HRD
AREDPRESS
mut Mainliner
UNITED AIR LINES MAINLINER FLYING OVER
GOLDEN GATE INTERNATIONAL EXPOSITION
Back:
9A-H439
A United Air Lines 12-ton Main-
UNITED liner flying over the Golden Gate
International Exposition on man-
AIR LINES
made Treasure Island in the center
of San Francisco Bay.
United's Mainliner has a top speed of 212
m.p.h., cruises at more than 180 m.p.h. at
only 50% of power and carries 21 passengers.
POST CARD
Please address
and return to
stewardess who
will stamp and
mail card
for you.
'C.T.ART-COLORTONE' POST CARD (REG.U.S.PAT.OFF.)
