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The following was printed on the back of the postcard which was published just before the outbreak of WW1: THE GREAT WESTMINSTER CLOCK, striking on “BIG BEN" in the Clock Tower of the HOUSES of PARLIAMENT, was made and fixed in the Clock Tower, in the year 1858, by F.DENT, the predecessor of E. DENT & Co Ltd, 61, STRAND and 4, ROYAL EXCHANGE, LONDON, and has been in their charge ever since. It is the Largest Striking, most powerful, and most accurate Public Clock in the World. The first blow on “Big Ben" at each hour denoting correct time. The FOUR DIALS are each 23 feet in diameter, the centres being 180 feet from the ground. The figures are 2 feet long, and the minute spaces 1 foot square. THE MINUTE HANDS are 14 feet long and weigh about 2 cwt. each; they are made of copper, and travel a distance equal to 100 miles each year. The HOUR HANDS are 9 feet long and weigh much heavier. The PENDULUM is 13 feet long, beating 2 Seconds; the bob of the pendulum weighs 4 Cwt. The WEIGHTS of the Clock weigh nearly 2½ tons. There are 374 steps up to the clock room. WINDING; this is now effected by electric motor. “ BIG BEN," the bell on which the clock strikes the hours, weighs 13½ tons, and the hammer weighs 4 cwt. The 4 QUARTER BELLS weigh nearly 8 tons, viz.: 3 tons 18cwt., 1 ton 13 cwt , 1 ton 6 cwt., and 1 ton 1 cwt respectively. Twice a day it telegraphs it’s time automatically to Greenwich observatory, which enables it’s performance to be checked. The Clock is now lighted by Electricity, the 28 lights being 10,000 candle power. Above the Clock are the Emblems of the Three Kingdoms, and the Principality of Wales. The Chimes of “ BIG BEN " are set to the following lines “ALL THROUGH THIS HOUR, LORD, BE MY GUIDE,