BLUE 'GLASGOW/159' DUPLEX IN BLUE ON COVER/PL.34(SPEC C9). Fine envelope Glasgow to Edinburgh with fine Die 2 1d pl.34 lettered RF in a pale rose shade on transitional paper (Spec C9), tied fine strike GLASGOW/159 duplex in nlue JN 26 57, codes 4 A. On reverse EDINBURGH date stamp JN 26 1857. (Ref 77192).