Orange River Colony 1903 De La Rue Postal Note Ink Recipes

1903 INK RECIPES for the MONEY ORDERS/POST NOOTS from the De La Rue Record Books, two pages showing two entries on each side, a total of eight entries. These examples for the 7/6, 10/-, 10/6, & 15/- & on reverse the 3/6, 4/-, 4/6, & 5/- detail the colour to be used for a particular denomination along with the country name, colour name etc. A unique archival group for the specialist.