From H.E. Maule, February 5, 1926, sending an advance copy of a serious book on "Billy the Kid" by Walter Noble Burns, would like Charles M. Russell's comments on the book.

From H.E. Maule, February 2, 1927, source of "A Pair of Outlaws" needs to be researched for copyright information, letter TU2009.39.3393 was enclosed with this letter.

From H.E. Maule, February 11, 1927, Maule has written Will Rogers about writing the introduction, wants Nancy C. Russell's approval on using a full color painting of Charles M. Russell on the cover of "Trails Plowed Under."

From H.E. Maule, January 27, 1927, asks Nancy C. Russell to get permission and copyright information on "The Ghost Horse", which previously appeared in "Roundup Annual" as "The Olden Days."

From H.E. Maule, Sept. 14, 1927, business letter concerning discounts on "Trails Plowed Under".

From H.E. Maule, September 9, 1927, gave a reception which partially featured "Trails Plowed Under," wants Nancy C. Russell to ask Will Rogers to mention the book in a syndicated article on the day of publication.

From H.E. Maule, September 8, 1927, books are "hot off" the presses, asking Nancy C. Russell where she would like them sent.

From H.E. Maule, September 22, 1927, sent 50 copies of "Trails Plowed Under" to Mr. Lewis of Columbia Falls, also sent two copies to Will Rogers with the publication date, he hopes Rogers makes a statement about the book.

From H.E. Maule, September 22, 1927, notice of a consolidation of Doubleday, Page, and Co., Maule assures Nancy C. Russell that the personal relationship of their dealings will remain the same.

From H.E. Maule, October 2, 1926, thanks Nancy C. Russell for approving the book's title.