Studies of Peruvian birds. No. 64, The swifts, family Apodidae. American Museum novitates ; no. 1609

Zimmer, John T. (John Todd), 1889-1957.2005-10-062005-10-061953http://hdl.handle.net/2246/486820 p. ; 24 cm.Includes bibliographical references.1353862 bytesapplication/pdfen-USQL1 .A436 no.1609, 1953Swifts -- PeruSwifts -- South AmericaBirds -- PeruBirds -- South AmericaStudies of Peruvian birds. No. 64, The swifts, family Apodidae. American Museum novitates ; no. 1609Swifts, family ApodidaeStudies of Peruvian birds.text