Life's Essential Tools: Garden Implements Over the Centuries. Landscape architect, historian, and collector Mark Morrison was the featured speaker at the DCHS Annual Meeting on July 19, 2020. He has kindly granted permission for us to share it here. In an interesting and entertaining half hour, Mark shares his research findings, photographs and items from his wide ranging collection he has thoughtfully built over many years. Referred by DCHS VP for Dover Caroline Reichenberg.