This primary source comes from the Records of the Patent and Trademark Office.
Full Citation: Patent Drawing for J. Minor's Hockey Stick; 9/17/1901; Utility Patent Drawings, 1837 - 1911; Records of the Patent and Trademark Office, Record Group 241; National Archives at College Park, College Park, MD. [Online Version, https://docsteach.org/documents/document/patent-drawing-for-j-minor-hockey-stick, March 29, 2023]