Natular History Book You Bought Recently

From the last library sale I came out with some geography books as well - I like textbooks in particular, because my Bulgarian minor in Geography was done on Eurasian geography, and on Russian textbooks, that differ in methods and stress from the American one, so I have to eqiualise both /most lamentably, my memory is not what it was 20 years ago, so I have to keep the textbooks around for reference/:
"The Oceans - Their Physics, Chemistry, and General Biology", by H,U.Sverdup, ect, 1972
"General Climatology", by Howard Crithfield, 1966
"Principles of Geomorphology", William Thornbury, 1969
"Geologic Time". Don Elcher, 1968
"Glaciers", Robert Sharp, 1960
"Regional geography of Anglo-America", Langdon White, etc, 1979
"The Reed Field Guide to New Zealand Geology", 1985
"Geology of Iowa", Wayne Anderson, 1983
"Standard Encyclodepia of the Worlds Rivers and Lakes", 1965

And couple of zoology ones"
"Animal life in Fresh Water", Helen Mellanby
'Mammalogy", Terry Vaughan, 1986