met-photos:Bull Run. Orange and Alexandria R.R. near Union Mills by George N. Barnard via The Met’s
met-photos:Bull Run. Orange and Alexandria R.R. near Union Mills by George N. Barnard via The Met’s Photography DepartmentMedium: Albumen silver print from glass negativeHarris Brisbane Dick Fund, 1933Metropolitan Museum of Art, New York, NYhttp://www.metmuseum.org/art/collection/search/267906 -- source link