author
Best known for adventurous books for young readers, this early 20th-century writer mixed frontier history, folklore, and storytelling into tales meant to spark curiosity.

by Spencer C. Musson
Spencer C. Musson was an author whose work is now preserved in the Project Gutenberg catalog, where he is listed as Thomas Musson (1857–1919) writing under the name Spencer C. Musson.
He is associated with books for younger readers, including stories and collections that draw on American history and traditional tales. His writing has a lively, old-fashioned feel, with an emphasis on adventure and on retelling material for children.
Reliable portrait images were not clearly available from the sources I checked, so no profile image is included here.