He married Mabel Hall on August 7 , 1907 ; he was 21 .
Mabel Hall was 17 , which meant the marriage required Mabel Hall 's mother 's consent ; they honeymooned in Colorado .
He married Mabel Hall on August 7 , 1907 ; he was 21 and she was 17 , which meant the marriage required her mother 's consent ; they honeymooned in Colorado .