UNIQUE TUBULAR CONTROL TOWER, ONE
OF THE WORLD'S LARGEST, AT SKY HARBOR
MUNICIPAL AIRPORT, PHOENIX, ARIZONA
Over 125 feet high, and built of a steel tube
9 feet in diameter; the first of its kind in the
world.-14
Petley
POBLISHED BY PETLEY STUDIOS,
PHOENIX.
ARIZONA
50
7C-K517
