Tools for clockmaking : letting down mainsprings, and how to make a let-down tool : a holding down, or finger plate.
Wilding, John,
Tools for clockmaking : letting down mainsprings, and how to make a let-down tool : a holding down, or finger plate. - 8 pages ; 30 cm
Clock and watch making.
Making Craft United Kingdom Let-down-key How-to tool Timekeeper (general)
Tools for clockmaking : letting down mainsprings, and how to make a let-down tool : a holding down, or finger plate. - 8 pages ; 30 cm
Clock and watch making.
Making Craft United Kingdom Let-down-key How-to tool Timekeeper (general)