A useful tool for winding and unwinding loop-end mainsprings / Robert D. Porter, CMW.

By: Material type: TextTextPublisher: [United States?] : Robert D. Porter, 2013Description: 16 pages : illustrationsContent type:
  • still image
  • text
Media type:
  • unmediated
Carrier type:
  • volume
Subject(s): Summary: This easy-to-make Mainspring Tool is like having a third hand for the clock maker, and makes servicing loop-end mainsprings much easier.
Holdings
Item type Current library Call number Status Date due Barcode
Books Books Jost Bürgi Library Reading Room TS546 .P67 2013 (Browse shelf(Opens below)) Available 31560000081451

This easy-to-make Mainspring Tool is like having a third hand for the clock maker, and makes servicing loop-end mainsprings much easier.

31560000081451 19987

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