Tucson Inflight, 1966


Submitted by Alan Chew

Tucson FSS (TUS), Arizona, 1966
Inflight position. Employee names unknown

Tucson Line Switching Unit, 1966


Submitted by Alan Chew

Tucson FSS (TUS), Arizona, 1966
The Line Switching Unit (LSU) cabinet can be seen built into the wall. Each piece of teletypewriter (TTY) equipment was wired to an LSU which enabled assigning (connecting) it to any TTY circuit.  The LSU rack consisted of mutiple LSU’s. Person is unknown.

Prescott FSS Building, 2007


Submitted by Claude Genest

Prescott FSS (PRC), Arizona, July 2007
Prescott FSS Building.  Prescott FSS held the highest airport advisory service count of any facility in the nation, well over 100,000 annually

.