Yazar
john s pomeroy
14 cilt bulundu.
John E. Parks, Robert S. Pomeroy, Lani M. Watson · World Conservation Union
215 sayfa · 2004
Marine parks and reserves / Evaluation / Marine resources conservation / Environmental protection / Environmental indicators
John S. Pomeroy · U.S. Dept. of the Interior, U.S. Geological Survey
Sayfa sayısı yok · 1991
Debris avalanches
John S. Pomeroy · U.S. G.P.O.
15 sayfa · 1986
Allegheny River Valley (Pa. and N.Y.) / Earth movements / Landslides / Pennsylvania / Slopes (Physical geography)
John S. Pomeroy · U.S. G.P.O.
47 sayfa · 1987
Earth movements / Landslides / Marietta Region / Ohio / Slopes (Physical geography)
John S. Pomeroy · Dept. of the Interior, U.S. Geological Survey
13 sayfa · 1985
Earth movements / Slopes (Physical geography)
John S. Pomeroy · For sale by the Distribution Branch, U.S. Geological Survey
17 sayfa · 1982
Mass-wasting
John S. Pomeroy · U.S. G.P.O.
110 sayfa · 1964
Aerial photography in geology / Geology / Photographic surveying