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Army, U.S, Capt. - Renwick with Army Truck, 1917. Creator: Harris & Ewing.
 
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2-926-430
Army, U.S. Armored Car, 1916. Creator: Harris & Ewing.
 
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2-926-433
Army, U.S. Army Medical School; Typhoid Vaccine, 1917. Creator: Harris & Ewing.
 
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2-926-436
Army, U.S. Army Medical School; Typhoid Vaccine, 1917. Creator: Harris & Ewing.
 
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2-926-442
Army, U.S. Field Buzzer, 1915. Creator: Harris & Ewing.
 
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2-926-450
Army, U.S. Field Buzzer, 1915. Creator: Harris & Ewing.
 
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2-926-451
Army, U.S. Field Buzzer, 1915. Creator: Harris & Ewing.
 
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2-926-452
Army, U.S. Machine Gun Tests, 1918. Creator: Harris & Ewing.
 
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2-926-453
Army, U.S. Machine Gun Tests, 1918. Creator: Harris & Ewing.
 
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2-926-454
Army, U.S. Machine Gun Tests, 1918. Creator: Harris & Ewing.
 
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2-926-455
Army, U.S. Machine Gun Tests, 1918. Creator: Harris & Ewing.
 
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2-926-456
Army, U.S. Machine Gun Tests, 1918. Creator: Harris & Ewing.
 
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2-926-457
Army, U.S. Machine Gun Tests, 1918. Creator: Harris & Ewing.
 
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2-926-458
Army, U.S. Machine Gun Tests, 1918. Creator: Harris & Ewing.
 
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2-926-459
Army, U.S. Machine Gun Tests, 1918. Creator: Harris & Ewing.
 
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2-926-460
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-461
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-462
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-463
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-464
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-465
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-466
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-467
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-468
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-469
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-470
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-471
Army, U.S. Motor Truck Inspection, 1917. Creator: Harris & Ewing.
 
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2-926-472
Army, U.S. Rifle Tests, 1918. Creator: Harris & Ewing.
 
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2-926-491
Army, U.S. Rifle Tests, 1918. Creator: Harris & Ewing.
 
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2-926-492
Army, U.S. Rifle Tests, 1918. Creator: Harris & Ewing.
 
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2-926-493
T. Aud in Life Saving Suit, 1916. Creator: Harris & Ewing.
 
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2-926-508
Balloons - Capt. Thomas S. Baldwin, N.A., Who Built Dirigible Balloon..., 1914. Creator: Harris & Ewing.
 
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2-926-560
Maj. Gen. George Barnett, Commandant, U.S.M.C. Marine Corps Rifle Range; Inspecting..., 1917. Creator: Harris & Ewing.
 
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2-926-582
Baseball, Professional - Score Board; Star Building, 1917. Creator: Harris & Ewing.
 
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2-926-673
The Blind, Interiors of Library - Institute of The Blind, 1912. Creator: Harris & Ewing.
 
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2-926-734
The Blind, Interiors of Library - Institute of The Blind, 1912. Creator: Harris & Ewing.
 
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2-926-735
Bobroff Voting Machine - Being Considered For Use In House, Standing Right To Left: Reps..., 1917. Creator: Harris & Ewing.
 
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2-926-755
U.S. Capitol - Cleaning Exterior, 1913. Creator: Harris & Ewing.
 
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2-926-987
U.S. Capitol - Pediment On House Front; Sculpture By Paul Bartlett, 1916. Creator: Harris & Ewing.
 
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2-926-995
U.S. Capitol - Pediment On House Front; Sculpture By Paul Bartlett, 1916. Creator: Harris & Ewing.
 
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2-926-996
U.S. Capitol - Pediment On House Front; Sculpture By Paul Bartlett, 1916. Creator: Harris & Ewing.
 
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2-926-997
U.S. Capitol - Pediment On House Front; Sculpture By Paul Bartlett, 1916. Creator: Harris & Ewing.
 
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2-926-998
Army Aviation, College Park - Aviator 2nd Lt. Harry Graham, U.S.Army Inf., 1912. Creator: Harris & Ewing.
 
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2-918-984
Army Aviation, College Park Aviation Field, 2nd Season - Lt. H. Geiger, Lt. T. Dew. Milling, 1912. Creator: Harris & Ewing.
 
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2-918-985
Army Aviation - College Park Aviation Field, 2nd Season - Lt. Harry Graham, 1912. Creator: Harris & Ewing.
 
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2-918-986
Army Aviation, College Park - Tests of Curtiss Plane For Army - Single Control, 1912. Creator: Harris & Ewing.
 
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2-918-987
Aviation, Navy - Commodore J.C. Gillmore In Curtiss Headless Plane, Dual Control..., 1912. Creator: Harris & Ewing.
 
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2-918-988
Lieutenant Franklin Kennedy, U.S.A., Aviator - In Curtiss Dual Control Airplane...Maryland, 1912. Creator: Harris & Ewing.
 
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2-918-989
Army Aviation, College Park Aviation Field, 2nd Season - Capt. F.B. Hennessy, Curtiss Plane, 1912. Creator: Harris & Ewing.
 
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2-918-990
Army Aviation, College Park Aviation Field, 2nd Season - Wright Biplane, Type B..., 1912. Creator: Harris & Ewing.
 
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2-918-991
Post office Department - Motor Cycle Postman, 1912. Creator: Harris & Ewing.
 
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2-919-004
Miss Bernetta Miller, Moissant [sic] Aviatrix - In Bleriot Plane, 1911. Creator: Harris & Ewing.
 
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2-919-018
Miss Bernetta Miller, Moissant [sic] - Famous French Aeronautic Family, 1911. Creator: Harris & Ewing.
 
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2-919-019
Puerto Rico. Int. of New And Old Sugar Mills, 1912. Creator: Harris & Ewing.
 
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Philippines, 1912. Creator: Harris & Ewing.
 
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2-919-037
Monorail Subway, Capitol To Senate - Man Who Installed System, 1912. Creator: Harris & Ewing.
 
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Monorail Subway, Capitol To Senate - Man Who Installed System, 1912. Creator: Harris & Ewing.
 
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2-919-042
Monorail Subway, Capitol To Senate Monorail System, 1912. Creator: Harris & Ewing.
 
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2-919-055
Lieutenant Theodore G. Ellyson, U.S.Navy, Testing Seaplane On Potomac, 1911. Creator: Harris & Ewing.
 
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Lieutenant Theodore G. Ellyson, U.S.Navy, Testing Seaplane On Potomac, 1911. Creator: Harris & Ewing.
 
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2-919-071
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