Leigh, William. Letter with envelope from Leigh to Mother with sketches of a woman spinning, a man with a walking stick, and the toe of a boot. Leigh's Mother added a note to the letter regarding his age. 3876.2126-.1. William R. Leigh Manuscript Collection. October 13, 1884. Tulsa: Gilcrease Museum, https://dci-collections.gilcrease.org/object/38762126-1 (08/02/2018).