Research Catalog

  • Map of proposed main sewerage and drainage works for the improvement of the sanitary condition of the District of Columbia [cartographic material] : Project No. III, sewage partly pumped and partly discharged by gravity, not recommended / Report of Board of Sanitary Engineers, Rudolph Hering, Samuel M. Gray, F.P. Stearns.

    • Cartographic
    • [Washington, D.C.] : [U.S. Govt. Print. Off.], [1890]
    • 1889
    • 1 Item

    Available Online

    https://digitalcollections.nypl.org/items/17dcd0f0-f07c-0134-c98b-65146ef3acc3
    FormatCall NumberItem Location
    Cartographic Map Div. 15-5664Schwarzman Building - Map Division Room 117

    Available - Can be used on site. Please visit New York Public Library - Schwarzman Building to submit a request in person.

  • Map of proposed main sewerage and drainage works for the improvement of the sanitary condition of the District of Columbia [cartographic material] : Project No. I, all sewage pumped, recommended / Report of Board of Sanitary Engineers, Rudolph Hering, Samuel M. Gray, F.P. Stearns

    • Cartographic
    • [Washington, D.C.] : [U.S. Govt. Print. Off.], 1890
    • 1890
    • 1 Item

    Available Online

    https://digitalcollections.nypl.org/items/6839f480-f095-0134-7d85-1da04d6a19cf
    FormatCall NumberItem Location
    Cartographic Map Div. 15-5666Schwarzman Building - Map Division Room 117

    Available - Can be used on site. Please visit New York Public Library - Schwarzman Building to submit a request in person.

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