CLOCK No. 54A
P.O. ENGINEERING DEPT.
ELECTRICAL CLOCKS - PULSE TYPE
Clock No. 54A is designed solely for mounting in the public office windows of Post Offices by means of Bezel, Clock No. 1 (Drawing P/T 102), a description of which is given in B 1128.
Clock No. 54A is a double dial.
Last revised: December 30, 2021