Engineers' reports, 1901-1925.
Related Entities
There are 3 Entities related to this resource.
Willard, E. V. (E. Victor), 1880-1964
http://n2t.net/ark:/99166/w6zd5n3r (person)
Minnesota. State Drainage Commission.
http://n2t.net/ark:/99166/w6v76868 (corporateBody)
Ralph, George A.
http://n2t.net/ark:/99166/w63r50ww (person)