Hamilton Watch Co. advertisement for new grades of jewel movements, which appeared in The Keystone, vol. 20, no. 4, April 1899. With the masthead and date of The Keystone issue.
Admin/Biographical History
The Keystone was published by B. Thorpe, 19th and Brown Streets, Philadelphia.
Preferred Citation: Title or description of item, date (day, month, year), Hamilton Watch Company Collection (MG0127), Folder #, LancasterHistory, Lancaster, Pennsylvania.
Access Conditions / Restrictions
No restrictions.
Copyright
Item may not be photocopied. Please direct questions to Research Center Staff at Research@LancasterHistory.org. Permission for reproduction and/or publication must be obtained in writing from LancasterHistory.
Credit
Courtesy of LancasterHistory, Lancaster, Pennsylvania.
The Bowman Technical School was founded by watchmaker Ezra F. Bowman in 1887 to teach the trade of watchmaking and engraving. During World War I, the Bowman Technical School trained soldiers to repair delicate aviation and naval instruments.
The Bowman Technical School was founded by watchmaker Ezra F. Bowman in 1887 to teach the trade of watchmaking and engraving. During World War I, the Bowman Technical School trained soldiers to repair delicate aviation and naval instruments.
The Bowman Technical School was founded by watchmaker Ezra F. Bowman in 1887 to teach the trade of watchmaking and engraving. During World War I, the Bowman Technical School trained soldiers to repair delicate aviation and naval instruments.
The Bowman Technical School was founded by watchmaker Ezra F. Bowman in 1887 to teach the trade of watchmaking and engraving. During World War I, the Bowman Technical School trained soldiers to repair delicate aviation and naval instruments.
