Wife and biographer (1842–1933) of ill-fated General George Armstrong Custer. ALS signed “Elizabeth B. Custer,” one page, 5.75 x 8.75, no date. In full: “I am just up my dear Mr. McEntee but not too sleepy to accept with pleasure for this morning and thank you for thinking of me.” Accompanied by the original (evidently hand-delivered) transmittal envelope addressed in Custer’s hand. Intersecting mailing folds, otherwise fine, fresh condition. R&R COA.