sources For My Upcoming Sam Steele Novel

I've been busily researching daily for my upcoming historical novel on the life of Sam Steele. I read some when at home and listen to others on audio book when away. A great many notes have been taken. There are twelve primary books collected for my research, five I've already read and two I am reading now. They include:

Sam Steele: A Biography by Rod MacLeod
Sam Steele and the Northwest Rebellion by Wayne F. Brown That Fiend in Hell: Soapy Smith in Legend by Catherine Holder Spude
Gold Diggers: Striking It Rich in the Klondike by Charlotte Gray
We Remember the Coming of the White Man by Elizabeth Yakeleya, etc.
The Great Anglo-Boer War by Byron Farwell
Murder In The Yukon by Ken S. Coates and William R. Morrison
The Riders of the Plains by A.L. Haydon
Klondike: The Last Great Gold Rush by Pierre Berton
The Marching Call by Harwood Steele
​ 40 Years In Canada by Col. S.B. Steele