Entry from Joe Baughers site
Douglas C-53-DO, 41-20130 (MSN 4900) to USAAF Mar 24, 1942. To RFC Jan 10, 1945. To civil registry as NC18600 (DPC - Western Airlines, leased until bought Aug 1, 1949), N56V (Piedmont 'Potomac Pacemaker' Jan 12, 1956 - Charlotte Aircraft Corp, NC 1963 - Augusta Richmond County Museum - North Carolina Museum of Life and Science, pole-mounted at Raleigh/Durham IAP). Plans to transfer the plane to North Carolina Transportation Museum, Spencer, NC during 2004