caption death_date death_place birth_place birth_date image article_title name
ocker circa 1910-1915 15 september 1942 walter reed hospital washington , d.c. philadelphia , pennsylvania 18 june 1880 william c. ocker , father of blind flying.jpg william c. ocker
 william charles ocker
william c. ocker

colonel william charles ocker -lrb- june 18 , 1880 - september 15 , 1942 -rrb- was an american aviation pioneer .
he was known as the `` father of instrument flying '' .
