Economic Botany : CABALLITO BOATS MADE FROM TOTORA (SCHOENOPLECTUS CALIFORNICUS) STORED ALONG THE BEACH FRONT AT HUANCHACO, Knapp, Sandra, Natural History Museum (London, England) Naturalists Natural history 508 KNA 2004 C074 Or. "Written by Museum botanist Dr Sandra Knapp, this compact little book explores Wallace's Amazonian expedition. He spent four years from 1848 - 1852 exploring the Upper Amazon Basin, a vast area of rainforest where few Europeans had ever been before, collecting thousands of specimens. The book describes Wallace's arduous journey, looks at his development as a naturalist and explains how the loss of most of his specimens during his journey home affected his future" -- Text 183 pages :