873 REGISTERED MAIL WALTHAM CROSS TO EDINBURGH 1d PL.138 (SG43) 4d PL.12 (SG94). Fine envelope registered mail Waltham Cross to 'J B McIntosh Esq, 15 Young Street, Edinburgh' fine 2d pl.138 (SG43) lettered SB and fine 4d vermilion pl.12 (SG94) lettered RD tied fine strike 'WALTHAM-CROSS/835' duplex MY 24 73. On reverse 'EDINBURGH' date stamp MY 25 73. Fine provincial registered usage. (Ref 144454).