Complex sentence: After his father's disappearance Gleason was raised by his mother; when she died in 1935 when he was 19, he had nowhere to go and less than 40 cents to his name.
Split into simpler sentences: After his father's disappearance, Gleason was raised by his mother. When she died in 1935, Gleason was 19, had nowhere to go and less than 40 cents to his name.