Adam J Skowronski: Thomas Alva Edison's Menlo Park NJ Laboratory
Adam J Skowronski: Thomas Alva Edison's Menlo Park NJ Laboratory
Adam J Skowronski: Thomas Alva Edison's Menlo Park NJ Laboratory
Adam J Skowronski: Thomas Alva Edison's Menlo Park NJ Laboratory
Adam J Skowronski: Thomas Alva Edison's Menlo Park NJ Laboratory
Adam J Skowronski: Thomas Alva Edison's Menlo Park NJ Laboratory
Adam J Skowronski: Thomas Alva Edison's Menlo Park NJ Laboratory
Adam J Skowronski: Thomas Alva Edison's Menlo Park NJ Laboratory
Adam J Skowronski: Korean War Locomotive
Adam J Skowronski: Korean War Locomotive