Clock made by Charles K. Johns at exhibit in New York World's Fair, summer 1940. Picture taken by Julia B. - shows Edna, Lucetta and J. J. B. in "Hall of Invention".
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.
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.