E. Ingraham Duplex No. 3 : back to top
The regulator is located above the 12 on the dial: turn it to the right to make the
clock run slower or to the left to make the clock run faster ( 1 turn = about 5
minutes in 24 hours) The pendulum length when the clock is keeping time is 5 ¼inches
(plus or minus 1/32 inch) measured from the centerpost to the bottom of the pendulum
bob. The pendulum weighs 2 ounces , has a diameter of 1 5/8 inches and a thickness
or .25 inches. The clock takes a # 65 key ; the label in the back says : E. Ingraham
Bristol Conn. U.S.A. clocks and watches Est. 1835
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Copyright (c) 2002 David Tarsi.
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