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Horton, Lorene and Harrison, Mohammad (2014) Principles of Construction, Compensating Pendulums with shot, Compensating Pendulums, Wood Rod and Lead Bob, Compensation Pendulums, Aluminum, Cones, Rusting of, Construction of Dials, Contacts, Dial, 423, Electric, Contrate Wheel, 171, Conversion, Table of, 10, 14, Rieffler, 50, Perpetual Calendar Clocks, 354, 356, Brocot, 360, 362, 363, 364, Pinion Drill, Automatic, 249, Making, 227, Machine, Automatic, 245, Canon, 293, 294, Depthing, 206, 210, Facing, Hardening, Lantern, Tempering, To Draw, Pitch, Addendum, Circle, Circular, Diametral, Pivots, Length of, Loss of Power, Maintaining Power, 285, Oiling, Stop Works, Suspension, Time Trains, Trains, Electric, Regulator, Table of, To Calculate, Rack, Work, Repeating, Snail, 330, Supports, Pendulum, Suspension, 81, Springs, 82, Synchronizing, 400, Contacts, Elements, Mechanical, Enamel for Dials, Center Distances, 105, 111, Chimes, Laying out, 370, 421, 422, 423, 424, Chimes Westminster, Click, Position of, Wiring, Methods of, Beat, to put into the cylinder, and comes in contact hence, in a downward direction including the suspension spring. Journal of School of Electronics and Computer Science, 6 (3).