Dating ward lock guides Lanka sexwab

Posted by / 23-Sep-2019 21:04

c1780 – second hands began to be added to longcase clock dials.

c1785 – dots in the minute rings of brass dials were added c1745 – phases of the moon were introduced on clock dials .

As a volunteer organisation and strictly non-profit making our only concern is to preserve information for future generations.

c1800 – reverse-painted glass tablets date from the early 1800’s.

c1820 – wooden movements were generally used in early American shelf clocks until around 1820.

Up until then hand cast and finished brass movements were very expensive.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain.

This web publication contains 133,855 pages of information and 212,054 images on early companies, their products and the people who designed and built them.

dating ward lock guides-26dating ward lock guides-51dating ward lock guides-58

Chauncy Jerome began manufacturing cheap 30-hour brass movements in the 1830’s; by the early 1840’s brass movements virtually replaced wooden ones.