This primary source comes from the Records of the War Department General and Special Staffs.
Full Citation: Medical Department - Restoration Work - Education and Rehab - United States General Hospital Number 9, Lakewood, New Jersey. Wounded American soldiers being taught how to read and write; 1917-1918; Medical Department - Restoration Work - Education and Rehab, 1917 - 1918; American Unofficial Collection of World War I Photographs, 1917 - 1918; Records of the War Department General and Special Staffs, Record Group 165; National Archives at College Park. College Park, MD. [Online Version, https://www.docsteach.org/documents/document/wounded-american-soldiers-being-taught-how-to-read-and-write-lakewood-nj, September 7, 2024]