2914a.8 1st deep scarlet M18L MAIL 2018 Walsall yellow phosphor.

Product Description

1st class deep scarlet Machin definitive from counter sheets by Walsall.

The 1st class stamp was reprinted on 14/02/18 by ISP Walsall, and was distributed by Royal Mail Tallents House on 23/05/18.  This has year code M18L. 

Choose any number of single stamps,
Cylinder block of 6
Date block of 8
If your choice is shown as out of stock, please ask.

SG number U2998, previousl U2958b (also used for previous years' stamps.)

This is the original printing 14/02/18 with yellow phosphor

*Subsequent printings during the year have produced different stamps:

- 08/05/18 has blue phosphor with the iridescent security ink fluorescing yellow. 2914a.8a

- 29/08/18 has blue phosphor only: 2914a.8b

For differences, see Ultra-violet picture.