1d Ultramarine
24 April 1960 - Certificate of Posting used in Hasland, Chesterfield
From 1 October 1957 until
14 February 1971 the fee
for a Certificate of Posting
for unregistered mail was 1d
per item.
GPO leaflet dated
1 October 1957 specifying
the rate of 1d for each
certificate of posting.