Mrs. Anne K Weaver conducting the first canning and dehydration course in China's history United Nations Relief and Rehabilitation Administration CNRRA / 468 Shanghai, China -- June 1947 Fifty MOAF-selected students are graduating today from the first six-week course of this canning school through which UNRRA plans to teach China's farmers how to preserve their surplus food produce for the lean winter season, preventing spoilage and loss (Photo by Wipperman) Chinese National Relief and Rehabilitation Administration China Food industry -- China Home food processing -- China Classrooms -- China -- Shanghai Weaver, Anne K United Nations Relief and Rehabilitation Administration -- People RM http://search.archives.un.org/s-0801-0006-0003-00013 S-0801-0006-0003-00013 Security level: Unclassified