WILLIAMS HAYNES PORTRAIT COLLECTION, CHEMISTS’ CLUB ARCHIVES / CHEMICAL HERITAGE FOUNDATION / SCIENCE PHOTO LIBRARY WILLIAMS HAYNES PORTRAIT COLLECTION, CHEMISTS’ CLUB ARCHIVES / CHEMICAL HERITAGE FOUNDATION / SCIENCE PHOTO LIBRARY
This image may not be used to state or imply the endorsement by the Science History Institute of any product, service or activity, or to concur with an opinion or confirm the accuracy of any text appearing alongside or in logical association with the image.
Leonard Wickenden, US chemist and organic gardening advocate. Wickenden worked as a chemist in the sugar industry. Upon retiring he became an enthusiastic organic gardener, and wrote a number of popular books on the subject.
Model release not available. Property release not required.