Francis William Sullivan, who wrote with the nom de plume Frank Williams, was an American author. He wrote The Wilderness Trail, published in 1913, a novel about the Hudson Bay area that was illustrated by Douglas Duer. It was made into the film The Wilderness Trail starring Tom Mix. The story was originally published in Photoplay Magazine as Glory Road and was followed by a sequel titled Star of the North.

WILD WEST Boxed Set: 150+ Western Classics in One Volume
2017
ISBN 9788026879152
THE OUTLAWS OF THE WILD WEST: 150+ Westerns in One Edition
2017
ISBN 9788027229734
Free Range
2013
ISBN 9781507719213
Wilderness Trail
2014
ISBN 9781502469809
The wilderness trail
1913
ISBN 9781537419534
Harbor of Doubt
2014
ISBN 9781497472853
Harbor of Doubt
2016
ISBN 9781532721359