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Page 6539, results 163451 - 163475

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Publication Extents

Not all publications have extents, not all extents are completely accurate
The breeding bird survey, 1966
Chandler S. Robbins, Willet T. Van Velzen
1967, Special Scientific Report - Wildlife 102
A Breeding Bird Survey of a large section on North America was conducted during June 1966. Cooperators ran a total of 585 Survey routes in 26 eastern States and 4 Canadian Provinces. Future coverage of established routes will enable changes in the abundance of North American breeding birds to be...
Paleotectonic investigations of the Permian system in the United States
Edwin Dinwiddie McKee, Steven S. Oriel, Henry L. Berryhill Jr., Eleanor J. Crosby, Donald A. Myers, George H. Dixon, Marjorie E. MacLachlan, Melville R. Mudge, Edwin K. Maughan, Richard Porter Sheldon, Earl R. Cressman, Thomas M. Cheney, Vincent E. McKelvey, Walter E. Hallgarth, Keith B. Ketner
1967, Professional Paper 515
No abstract available....