Charles County, Maryland. Washington commuters who want to escape urban confusion and high rents hav . . . - NARA - 521557 photo aproximadamente 2 anos 0 Charles County, Maryland. Pupils at the one-room elementary school for Negroes at Waldorf come in af . . . - NARA - 521560 photo aproximadamente 2 anos 0 Charles County, Maryland. First-graders at the Waldorf Negro elementary school color and draw while . . . - NARA - 521561 photo aproximadamente 2 anos 0 Charles County, Maryland. All along Highway 5, between Washington and Waldorf, signs advertise the l . . . - NARA - 521551 photo aproximadamente 2 anos 0 Charles County, Maryland. Washington commuters who want to escape urban confusion and high rents hav . . . - NARA - 521558 photo aproximadamente 2 anos 0 Charles County, Maryland. The new theatre is contrasted with the old-time bar-lunchroom across the h . . . - NARA - 521552 photo aproximadamente 2 anos 0 Charles County, Maryland. Upper-grade pupils in the Waldorf Negro elementary school are ready to ans . . . - NARA - 521562 photo aproximadamente 2 anos 0 JN-4H US Air Mail inauguration Polo Field 1918 photo aproximadamente 2 anos 0 Well photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Gravity Filter photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Filter Room photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Gravity Filter photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Gravity Filter photo quase 3 anos 0 Gravity Filter photo quase 3 anos 0 Gravity Filter photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Gravity Filter photo quase 3 anos 0 Filter Room photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Process Piping photo quase 3 anos 0 Gravity Filter photo quase 3 anos 0 Statler and Waldorf photo quase 3 anos 0 Secret stash photo quase 3 anos 0 Waldorf Astoria photo quase 3 anos 0 Filter Room photo quase 3 anos 0 Gravity Filter photo quase 3 anos 0 Gravity Filter photo quase 3 anos 0 Process Piping photo quase 3 anos 0