33° certificate issued to Nathaniel Head, 1863 May 7, A2015-109, Folder: 1. Scottish Rite Masonic Museum & Library.
33° certificate issued to Nathaniel Head, 1863 May 7, A2015-109, Folder: 1. Scottish Rite Masonic Museum & Library. https://srmml.libraryhost.com/repositories/2/resources/1058 Accessed October 21, 2025.
