First published in 1921, this loving acount of the ecology of New Zealand focuses on Guthrie-Smith's 40,000-sheep shearing station on the shores of Lake Tutira. He covers the geologic setting, ecology and and impact of sheep on the region. With line drawings, maps and a few period photographs. A Weyerhaeuser Environmental Classic, this edition of the classic environmental history is championed by historian William Cronon.  (NZL26, $24.95)