The watch adjuster's manual : being a practical guide for the watch and chronometer adjuster in making, springing, timing and adjusting for isochronism positions and temperatures /
Fritts, Charles Edgar,
The watch adjuster's manual : being a practical guide for the watch and chronometer adjuster in making, springing, timing and adjusting for isochronism positions and temperatures / By Charles Edgar Fritts ("Excelsior"). - [1st edition]. - xi, 364 pages : diagrams, 22 cm
04031433
Clocks and watches--Repairing.
Clocks and watches.
Adjust USA Practical hairspring balance Watch (general)
The watch adjuster's manual : being a practical guide for the watch and chronometer adjuster in making, springing, timing and adjusting for isochronism positions and temperatures / By Charles Edgar Fritts ("Excelsior"). - [1st edition]. - xi, 364 pages : diagrams, 22 cm
04031433
Clocks and watches--Repairing.
Clocks and watches.
Adjust USA Practical hairspring balance Watch (general)