The Pin-Pallet Escapement Adjustment and Repair by Robert Porter

Also called the Brocot escapement. Detailed diagrams help explain the part names, workings, repairing and adjusting of this escapement. Topics include; recording information for future reference; determining perpendicularity and correction; putting the escapement and clock ‘in beat’; accurate measuring; how to check and adjust center distance; pendulum suspension and regulating assembly; modification of tools to aid in adjustment; making a suspension spring and rod assembly; making a replacing pallet pins and size chart; making a drill guide; bushing clock plates and size chart. Plus information on usual models: Gilbert series, Seth Thomas series, alarm clocks and watches. 37 diagrams and black and white photos. 44 Pages. Size 8-1/2″ x 11″.