Society for the Diffusion of Useful Knowledge

born 1963 San Francisco, California

born 1970 Lander, Wyoming; lives Santa Fe, New Mexico

1919 London, England, UK - 2011 New York City, New York

1891 Helensburgh, Scotland – 1957 London, England

1894 Toronto, Canada – 1989 Henley-on-Thames, England

Lichfield, England, 1845 - 2010

1650 England - 1703 England

1960 - 1970

1945 Chicago, Illinois - 2017 Albuquerque, New Mexico

1942 Jerusalem - 2019 Berlin, Germany

1929 Brooklyn, New York - 2006 Brooklyn, New York