[Longitudinal sections of Washington Aqueduct, Washington D.C. portion] / Joseph M. Wilson, Henry Flad, Frederic Graff, expert eng'rs, Jan. 1889. 1889.
Related Entities
There are 4 Entities related to this resource.
Flad, Henry
http://n2t.net/ark:/99166/w6bg3cr9 (person)
Wilson, Joseph Michael, 1954-
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Joseph Wilson was clerk of the Circuit Superior Court of Law and Chancery for the years covered by these papers. From the description of Papers, 1832-1849. (Unknown). WorldCat record id: 122538796 ...
Board of Experts on Washington Aqueduct Tunnel
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Graff, Frederick, 1817-1890
http://n2t.net/ark:/99166/w637795s (person)