Prestamp cover with Horseshoe Cardiff Mark 1799

Free Front with Cardiff Circular Dated Mileage mark 1817

Entire to Paris with Cardiff Cicular Double Arc mark 1852 in Blue

Envelope with Cardiff Sideways Duplex postmark 1856

Entire with Cardiff Duplex postmark 1872 -
marks of this type were used from 1858 untill 1900's

Envelope with Squared Circle Cardiff postmarks 1897 -
marks of this type were used from 1881 until 1904

Postcard with Cardiff Double Circle postmark 1911
various forms from 1899

FEED THE GUNS/WITH WAR BONDS
Cardiff Slogan postmark 1918 on Envelope
Slogan Postmarks were first used during 1917/18
they encouraged the buying of War Bonds