https://www.covercollecting.com/1956-1d-violet-blue-postage-due-st-edwards-crown-watermark-used-on-first-day.html
1956 1d Violet Blue Postage Due St. Edwards Crown Watermark used on First Day
7th June 1956 1d Violet Blue Postage Due, St.Edwards Crown Watermark used commercially on first day of issue.The cover was posted in Walsall Staffs on the 5th...
st edwards crownviolet bluepostage duefirst daywatermark