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Lillian Cromlein receiving seed from Tumulty, National Emergency War Garden Comm., 1917. Creator: Harris & Ewing
 
Robert Crosser, Rep. from Ohio, Right, with T.K. Giragossian, 1917. Creator: Harris & Ewing
 
Culebra Cut - View at Base of Gold Hill, Showing Basaltic Columns Developed By Steam Shovel, 1913. Creator: Harris & Ewing
 
Culebra Cut, Culebra - Gang of 150 Men Shifting Track By Hand, January 1912. Creator: Harris & Ewing
 
Curtiss Airplane - Curtiss Hydroaeroplane, or Flying Boat Exhibited at House Office Building, 1917. Creator: Harris & Ewing
 
Curtiss Airplane - Type R. Plane, 1916. Creator: Harris & Ewing
 
Langley Medal presented to aviator Glenn Hammond Curtiss, 1913. Creator: Harris & Ewing
 
Flood Scenes, Dayton, Ohio, 1913. Creator: Harris & Ewing
 
Flood Scenes, Dayton, Ohio, 1913. Creator: Harris & Ewing
 
Flood Scenes, Dayton, Ohio, 1913. Creator: Harris & Ewing
 
Flood Scenes, Dayton, Ohio, 1913. Creator: Harris & Ewing
 
Department of Agriculture Chrysanthemum Show, 1917. Creator: Harris & Ewing
 
Department of Agriculture Chrysanthemum Show, 1917. Creator: Harris & Ewing
 
Department of Agriculture Chrysanthemum Show, 1917. Creator: Harris & Ewing
 
Department of Agriculture Chrysanthemum Show, 1917. Creator: Harris & Ewing
 
Department of Agriculture Chrysanthemum Show, 1917. Creator: Harris & Ewing
 
Dinosaur - Mounted Specimen in Smithsonian, 1917. Creator: Harris & Ewing
 
District of Columbia - Fire Alarm Box And Policeman, 1913. Creator: Harris & Ewing
 
Sue Dorsey, 1918. Creator: Harris & Ewing
 
Sue Dorsey, 1918. Creator: Harris & Ewing
 
William Cushing Edes, Civil Engineer; Chairman, Alaskan Engineering Commission, 1914. Creator: Harris & Ewing
 
Federal Taxicab Garage, 1914. Creator: Harris & Ewing
 
Ernest George Fischer, Chief of Instrument Division, Coastal Geodetic Survey, 1914. Creator: Harris & Ewing
 
Flood Scenes, Dayton, Ohio?, 1913. Creator: Harris & Ewing
 
Ford Tractor, 1917. Creator: Harris & Ewing
 
Ford Tractor, 1917. Creator: Harris & Ewing
 
Fort McHenry, 1914. Creator: Harris & Ewing
 
Fort McHenry, Cement Gun Used in Building Camp, 1917. Creator: Harris & Ewing
 
Fort McHenry, Cement Gun Used in Building Camp, 1917. Creator: Harris & Ewing
 
Dr. Freedman - Children Cured By His Cure, 1913. Creator: Harris & Ewing
 
Dr. Freedman - Children Cured By His Cure, 1913. Creator: Harris & Ewing
 
Dr. Freedman - Children Cured By His Cure, 1913. Creator: Harris & Ewing
 
Miss Elizabeth Funk, 1917. Creator: Harris & Ewing
 
General view from temporary tower on north end of approach wall looking south..., July 18, 1913. Creator: Harris & Ewing
 
T.K. Giragossian, 1917. Creator: Harris & Ewing
 
Mrs Goff - Dog Show, 1915. Creator: Harris & Ewing
 
Mrs Goff - Dog Show, 1915. Creator: Harris & Ewing
 
William Crawford Gorgas, Surgeon General, U.S.A., 1914. Creator: Harris & Ewing
 
Dr. Cary Travers Grayson, U.S.N. Left, with Press Corr., 1916. Creator: Harris & Ewing
 
Dr. Cary T. Grayson, U.S.N., 1916. Creator: Harris & Ewing
 
Sir Wilfred Grenfell M.D., Missionary in Labrador, and Mrs. Grenfell..., 1914. Creator: Harris & Ewing
 
Gunnison River Project...Canal Under 2000 Feet Water To Uncomphagre [sic] Valley..., 1912. Creator: Harris & Ewing
 
Hargrave Box Kite, Airplane Target at Fortress Monroe; Modified Hargrave Box Kite, Incorp..., 1917. Creator: Harris & Ewing
 
Victor George Heiser, Physician, Hygienist, U.S. Public Health..., 1913. Creator: Unknown
 
House Office Building - Telephone Exchange, 1912. Creator: Harris & Ewing
 
Hydraulic Excavation, Miraflores - Monitors in Oberation [sic], December 21, 1910. Creator: Harris & Ewing
 
Hygiene Laboratory, 1913. Creator: Harris & Ewing
 
Hygiene Laboratory, 1913. Creator: Harris & Ewing
 
Iceberg, 1914. Creator: Harris & Ewing
 
Gladys Ingalls, Mrs. Arnold Robertson, Dog Show, 1916. Creator: Harris & Ewing
 
Gladys Ingalls, Mrs. Arnold Robertson, Dog Show, 1916. Creator: Harris & Ewing
 
Dr. Howard A. Kelly, Radium Expert of Baltimore, 1914. Creator: Harris & Ewing
 
Countess De Lagreze [sic], 1918. Creator: Harris & Ewing
 
Countess De Lagreze [sic], 1918. Creator: Harris & Ewing
 
Lake Ellen Wilson, 1913. Creator: Harris & Ewing
 
Langley Field, Va. - Curtis Jn4D Plane, with Olmstead Propeller And Ackerman Wheels, 1917. Creator: Harris & Ewing
 
Samuel Pierpont Langley, Secretary, Smithsonian Institute, 1913. Creator: Harris & Ewing
 
Samuel Pierpont Langley, Secretary, Smithsonian Institute, 1913. Creator: Harris & Ewing
 
Experimental Tandem Biplane On Potomac Embodying Langley Principles, 1917. Creator: Harris & Ewing
 
Experimental Tandem Biplane On Potomac Embodying Langley Principles, 1917. Creator: Harris & Ewing