Description
Smith, William O. Chronograph Repairing: Functional Adjustments of the Chronograph Mechanism. (Western Pennsylvania Horological Institute: Pittsburgh, 1951) (Volume 24) Esembl-O-Graf illustrations.
Quarto. 110 pages. Illustrated. Bound in black flexible boards with silver printing.
Contents (Vol. 24):
- Function and Rdjustment of the Flyback Lever on the Hearts
- Function and Repair of the Flyback Lever in a 2 Button Chronograph
- Trip Type Flyback Lever
- Non-Castle Wheel
- One Button Chronograph
- Minute Register Mechanism (Its Function and Adjustment)
- The Pierce Chronograph
- Seconds Wheel Tension Spring and Its Adjustment
- Oscillating Pinion Chronograph
- Chronograph Wheels and Gearing
- Shouldered Screws
- Eccentric Studs
- Adjusting and Forming of Chronograph Springs
- Chronograph Hands
- Nomenclature of Parts
Condition: Very Good with some minor age toning. No notes or underlining.