Charles D Gaitskell InSEA President during 1060-1963About Charles Dudley Gaitskell : https://spectrum.library.concordia.ca/2700/ https://books.google.ca/books?id=SKN_AWPejTsC&pg=PT39&lpg=PT39&dq=charles+dudley+gaitskell&source=bl&ots=NEOmUjtF_7&sig=ACfU3U2CHDdLpJ5sIzIT8wLnPFx_fdtSwA&hl=en&sa=X&ved=2ahUKEwi96NqUoNXgAhUO854KHVY1DGYQ6AEwBHoECAYQAQ#v=onepage&q=charles%20dudley%20gaitskell&f=false https://files.eric.ed.gov/fulltext/EJ822673.pdf