Burnham 's first son , Roderick ( August 22 , 1886 â `` July 2 , 1976 ) , was born in Pasadena , California , but went with the family to Africa and learned the Northern Ndebele language . Burnham 's first son , Roderick ( August 22 , 1886 â `` July 2 , 1976 ) , was born in Pasadena , California , but accompanied the family to Africa and learned the Northern Ndebele language .