"PhM. 1/c Ralph Waldo Cole, son of Mrs. Lucy A. Cole, McKinney, a graduate of McKinney High School. Entered service March, 1941. Trained at San Diego. Serving in Pacific. Returned April, 1943. Sailed again April, 1944. Is now transferred to Submarine service."
“Ralph Waldo Cole,” McKinney Public Library Digital History, accessed December 2, 2023, https://mckinneylibrary.omeka.net/items/show/603.