Pocket Watch Database
E. Howard Watch Co. (Keystone) Series 2 Production Charts
Note: Production dates are estimations but should be accurate within +/- 3 years.
[1905,1906,1907,1908,1909,1910,1911,1912,1913,1914,1915,1916,1917]
[1070,0,0,1400,1570,0,50,4000,0,1000,0,1000,500]