All the rates shown are for single letters. This is a ingle sheet of paper folded to form the entire with the address written on the outside. Two sheet of paper were charged at double and three sheets at treble the rates shown. Quadruple rates were applied to letters above one ounce in weight and ths again was doubled up for each additional ounce or part of.

Charge                    Distance

    2d                       Upto 50 miles
    3d                       Between 50 and 80 miles
    4d                       Over 80 miles
    6d                       Edinburgh to London