cover Locals & Carrier covers, 1846-55, three different covers: no. 1LB3 huge corner margin single with ms. cancel used on buff local cover, ex Clegg, Knapp, with 1985 P.F. certificate; no. 15L8 with ms. 'x' cancel (minor staining from stamp adhesive) used on blue folded letter, with 1990 P.F. certificate and no. 15L9 (uncancelled, very minor staining from stamp adhesive) used on a fresh folded letter to Boston, with 1990 P.F. certificate, Scott retail $1,350.00 (none tied, but each with modern era P.F. certificates)