141895 1918 REGISTERED INSURED MAIL HATTON GARDEN, LONDON TO SWITZERLAND WITH 5S DE LA RUE SEAHORSE (SG409) ALSO KGV ½D AND 9D.

1918 REGISTERED INSURED MAIL HATTON GARDEN, LONDON TO SWITZERLAND WITH 5S DE LA RUE SEAHORSE (SG409) ALSO KGV ½D AND 9D. Envelope sent registered insured mail from Hatton Garden in London to Bienne, Switzerland with 5s bright carmine De la Rue Seahorse (SG409), KGV ½d (SG351) and 1s bistre-brown (SG395) with 'REGISTERED/HATTON GARDEN' date stamps 31 JUL 18. Censor label at right which unfortunately covers part of 5s and ½d stamps. On front fine red 'INSURED' label. On reverse 'BIEL (BIENNE)' date stamp 16 VIII 18. Rare use 5s De la Rue on cover. (Ref 141895).