Front:
17-The Ice Crusher "Mackinaw", Operating
Operating on the Great Lakes
OFFICIAL COAST GUARD PHOTO
6B-H83
Back:
E. B. ACKLEY, SANDUSKY, OHIO
is
Most powerful icebreaker in the world is
the new 10,000 horsepower, $10,000,000 coast
guard "Mackinaw,". The "Mackinaw"
powered by six Diesel engines and has three
propellors, one of them in the bow.
specially-built prow can climb up on
floes, 15 to 18 inches thick, and force a passage.
Her
ice
GENUINE CURTEICH-CHICAGO "C.T. ART-COLORTONE" POST CARD (REG. U.S. PAT. OFF.)
HERE
