...David D. Oberhelman Paul   Conway . Project Open Book . Yale University Library , http://www.library.yale.edu/preservation/pobweb.htm As many print‐ and microform‐based repositories consider digitizing all or part of their holdings, operations such as Project Open Book can...

... --> Conservation Ecology Green issues Preservation Beacham’s International Threatened, Endangered, and Extinct Species is an interactive CD‐ROM that corresponds to Beacham’s four‐volume set, The Official World Wildlife Fund Guide to Endangered Species of North America. It covers 1,472 species through...