The National Museum of the Pacific War presents an oral interview with William S. O'Donnell. O'Donnell was working for Montgomery Ward in Chicago when he was drafted into the Army after the war got started. His aptitude with numbers led him to be assigned as a statistician in a Machine Records Unit (MRU). He went to Europe with the 39th MRU and was attached to General Patton's Third Army. He landed in Normandy, France 7 days after D-Day. His unit provided daily punch card analysis of unit strength in Patton's 3rd Army. O'Donnell was on an assignment in Paris when Germany surrendered. When the war ended, O'Donnell retunred home to Indiana.

The National Museum of the Pacific War presents an oral interview with William S. O'Donnell. O'Donnell was working for Montgomery Ward in Chicago when he was drafted into the Army after the war got started. His aptitude with numbers led him to be assigned as a statistician in a Machine Records Unit (MRU). He went to Europe with the 39th MRU and was attached to General Patton's Third Army. He landed in Normandy, France 7 days after D-Day. His unit provided daily punch card analysis of unit strength in Patton's 3rd Army. O'Donnell was on an assignment in Paris when Germany surrendered. When the war ended, O'Donnell retunred home to Indiana.