Reference: 5903 Richard Trevithick: The Penydarren Locomotive (the world's first steam locomotive), c. 1973

Reference: 5970 The Royal Mint Queen's Award to Industry, 1973

Reference: 6120 Nicholas Copernicus, 500th Anniversary 1473-1973, 1973

Reference: 6136 Guglielmo Marconi: Centenary, 1974

Reference: 6141 Faeroe Islands, 1974

Reference: 4721 The Ballet, c. 1975

Reference: 5709 Kings of Greece: Alexander, George II and Constantine, c. 1975

Reference: 6207 UNDER OFFER Pope Paul VI, Holy Year, 1975

Reference: 5312 First London-New York Scheduled Passenger Service of Concorde, 1977

Reference: 5082 Queen Elizabeth II: Silver Jubilee, 1977

Reference: 5488 Elizabeth II Silver Jubilee, 1977

Reference: 5939 Queen Elizabeth II, Accession Silver Jubilee 1952-1977, 1977