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  1. NLM Digital Collections - Index-catalogue of the Library of the Surgeon-General's Office, United States Army. Authors ... 
    Publication: Washington : G.P.O., 1880-1932
    resource.nlm.nih.gov/8104689X44
    ... 153-182, 5 pl. ----- Microsporidian parasites of ephemerid nymphs. J. Parasitol., Urbana, 111., 1923-24, x, 22- ... prevention and fighting in anthracite mines. Proc. Nat. Safety Council, Chicago, 1921, x, 430- 433.—Jona (A.). ...