Nature writer who founded the modern school of animal fiction and helped found the Boy Scouts of America. ALS signed “Ernest Seton Thompson,” with a sketch of an animal track beneath. one page, 7 x 9, May 5, 1899. Seton sends his regrets as he delays a meeting, “The fates are still against me. I have cast iron obligations ahead for every Sunday till about the last of May. I hope you will not think me unappreciative of your kindness…may I come out late this month?” In fine condition, with expected folds and some scattered light edge toning. R&R COA.