4 treff

Silvical characteristics of eastern white pine (Pinus strobus)
by Robert W. Wilson and William E. McQuil...
Bok Engelsk 1963
Some tertiary mammals and birds from North America
Contributions to Palaeontology from the Carnegie Inst. of Washington
Bok Engelsk 1949
Studies on cenozoic vertebrates of Western North America
Robert W. Wilson, P.A. Munz, John R. Schu...
Bok Engelsk 1938
Astronomical notes on the Maya codices
by Robert W. Wilson
Bok Engelsk 1924