1846 DLR security wrapper essay blind embossed 801/aug 22nd/1846/registered/

Postal Stationery 1846 De La Rue security wrapper essay with blind embossed 801/aug 22nd/1846/registered/de la rue and co. and blue ribbon tie threaded through envelope. Fine and rare. Notes An abstract from a letter dated 20 July 1964 penned by G.L. Newman an archivist at De La Rue notes A search of the Patent Office under Patents Trade Marks and Designs has met with no success. It has been suggested that the number 801 is a Post Office coding. This is a specimen of Thomas de la Rues work which is entirely new to us…