20091123151200.0 0097-6342 hathi HathiTrust https://catalog.hathitrust.org/Record/008897792 1921/1923 2024-03-01 no.19-21 1923; no.16-18 1922/23; no.12-15 1921 no.19-21 1923; no.16-18 1922/23; no.12-15 1921 Preserved University of Washington, Engineering Experiment Station, 1918-1945. Engineering experiment station series. Bulletin. 0097-6342 Bulletin - University of Washington, Engineering Experiment Station Bulletin - University of Washington, Engineering Experiment Station. Bulletin - University of Washington, Engineering Experiment Station. 0097-6342 Washington (State) 0097-6342 0097-6342 0097-6342 Bulletin - University of Washington, Engineering Experiment Station https://catalog.hathitrust.org/Record/000641125 1917/1921 2024-03-01 no.001-015 yr.1917-21; no. 1-14 (1917-1921) no.001-015 yr.1917-21; no. 1-14 (1917-1921) Preserved University of Washington Press, 1917- Engineering Experiment Station series. Bulletin. 0097-6342