George Daniels, CBE, DSC (HONS), FSA, FCGI, FBHI, FAWI was a practicing horologist with over fifty years experience in both antiquarian and modern watchmaking, and a pastmaster of the Worshipful Company of Clockmakers. Amongst his awards for contribution to the art and science of watchmaking - including the design of his own escapements - are the Tompion Gold Medal, The British Horological Institute Gold Medal, The City and Guilds of London Gold Medal, The Arts Sciences and Learning Award of the City of London and the Victor Kullberg Medal of the Stockholm Watchmakers' Guild.

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• ForewordIntroductionGeneral PrinciplesVerge EscapementCylinder EscapementVirgule EscapementDuplex EscapementLever EscapementEscaping AngleLever AngleThe Draw AngleThe Balance RollerThe Pallets and Escape WheelDetent EscapementThe Unlocking AngleThe Angle of DrawThe Locking StonePivoted DetentThe Impulse AngleRadial Impulse at Each VibrationRobin EscapementEchappement NaturelSummaryDetached Escapements without lubricantIndependent Double Wheel Escapement Double Radial Impulse with Single WheelCo-Axial EscapementExtra Flat Co-Axial EscapementSymmetrical Co-Axial EscapementPhotographic Plates