This primary source comes from the General Records of the United States Government.
National Archives Identifier:
6923829Full Citation: Facsimile of the Emancipation Proclamation; 1863; Presidential Proclamations, 1791 - 2011; General Records of the United States Government, Record Group 11; National Archives at College Park, College Park, MD. [Online Version, https://docsteach.org/documents/document/facsimile-of-the-emancipation-proclamation, May 7, 2024]