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Primary view of Well Drilling Apparatus.
Thorniley, Clarence W. & Thorniley, Charles, D.
January 14, 1919
Primary view of Stopper.
Hyer, William D.
January 1, 1901
Primary view of Motor Starter
Maha, Irwin J.
January 7, 1919
Primary view of Railroad-Tie.
Lee, John Chester
January 30, 1894
Primary view of Gang-Plow.
Luecke, Henry C.
January 3, 1905
Primary view of Rifle.
Brannon, Virgil C.
January 14, 1919
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