[Maps of the Washington Aqueduct, Md. and Washington D.C.] : to accompany supplemental report of Chief Engineer dated Feb. 22nd 1864
Library of Congress — Maps

[Maps of the Washington Aqueduct, Md. and Washington D.C.] : to accompany supplemental report of Chief Engineer dated Feb. 22nd 1864

united states. congress. senate · 1864

Map
CC0 — Public Domain
Library of Congress — Maps
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