University of Illinois Urbana-Champaign

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Showing 5371–5400 of 10,924 items
Thumbnail for Investigation of creep and fracture of lead and lead alloys for cable sheathing : a report
Investigation of creep and fracture of lead and lead alloys for cable sheathing : a report
Moore, Herbert Fisher; Betty, Bernard B.; Dollins, Curtis Walter

Thumbnail for Sex Ratios and Age Ratios in North American Ducks
Sex Ratios and Age Ratios in North American Ducks
Bellrose, Frank Chapman; Scott, Thomas G.; Hawkins, Arthur Stuart; Low, Jessop B.