W.J. Humphreys

Snow Crystals

W.J. Humphreys

$6.89 - $16.52

Physics of the Air

W.J. Humphreys

$15.49 - $62.26

Fogs, Clouds, and Aviation

W.J. Humphreys

$17.28

Changes In The Wave-frequencies Of The Lines Of Emission Spectra Of Elements, Their Dependence Upon The Elements Themselves And Upon The Physical Conditions Under Which They Are Produced

W.J. Humphreys

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Weather Proverbs And Paradoxes

W.J. Humphreys

$24.95 - $37.95

Fogs and clouds,

W.J. Humphreys

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RAIN MAKING AND OTHER WEATHER VAGARIES

W.J. Humphreys

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National Academy of Sciences of the U.S.A., Biographical Memoirs Part of Volume VIII: Biographical Memoir of Cleveland Abbe, 1838-1916; Pp. 470-508

W.J. Humphreys

$24.95 - $33.95