1939 Print Engineering Professor Robert Henry Thurston ORIGINAL HISTORIC TCE1 LAC1 This is an original 1911

This is an original 1911 black and white print ad for Rubberset Tooth Brushes

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medical director at the Pennsylvania State Sanatorium in Mont Alto

It is located between Rotterdam and The Hague

1939 Print Engineering Professor Robert Henry Thurston ORIGINAL HISTORIC TCE1 LAC1 This is an original 1911This is an excellent original 1939 halftone print of Robert Henry Thurston, the first professor of Mechanical Engineering at Stevens Institute of Technology in 1871. Thurston was also a professor at the US Naval Academy, and the president of the American Society of Mechanical Engineers. CONDITION This 72+ year old Item is rated Very Fine +++. Light aging in margins. No creases. No natural defects. No surface rub. No tears. No water damage. Product