A bar for Colby's compensation bars
- Made:
- 1827
One large bar for Colby's Compensation bar, as used on the Lough Foyle Base, 1827-1828. These are 10 feet in length but will change with temperature change.
One large bar for Colby's Compensation bar, as used on the Lough Foyle Base, 1827-1828. These are 10 feet in length but will change with temperature change.
