Seventeen mile grade near Everet's, mammoth plate negative
Public domain photograph of a steam locomotive, train car, railroad, railway, 19th-20th century, free to use, no copyright restrictions image - Picryl description
Devil's Glen, seventeen mile grade, mammoth plate negative
"W.H. Jackson & Co., Denver." and "37" on negative. Sky masked. Commissioned by Baltimore & Ohio Railroad. Detroit Publishing Co. no. 01721. Gift; State Historical Society of Colorado; 1949.
East from seventeen mile grade - Glass negative photogrpah. Public dom...
"W.H. Jackson & Co., Denver.", "42" and "1725" on negative. Sky masked. Commissioned by Baltimore & Ohio Railroad. Detroit Publishing Co. no. 01725. Gift; State Historical Society of Colorado; 1949.
Source of the Potomac, seventeen mile grade
"W.H. Jackson & Co., Denver.", "40" and "1724" on negative. Commissioned by Baltimore & Ohio Railroad. Detroit Publishing Co. no. 01724. Gift; State Historical Society of Colorado; 1949.
Seventeen mile grade near Everet's, mammoth plate negative
"W.H. Jackson & Co., Denver.", "01722" and "38" on negative. Commissioned by Baltimore & Ohio Railroad. Detroit Publishing Co. no. 01722. Gift; State Historical Society of Colorado; 1949.