K25 slide scan. Built 1957 as N7471 for Capital Airlines nut not taken up. Delivered instead as N6591C to Northeast Airlines, retired 1963. BLaw Knox Corp N820BK 1964. Kearney & Trecker N1898T 1969, reregistered N98KT 1978. N555SL 1983. Donated to Mid Atlantic Air Museum in 1992 and finally received Capital colours 35 years after the initial order. Made a few flights but was already grounded by 1993 after an engine failure.