REFERENCE
Designer David Gammon
Year 1963
Country of manufacture England
HYDRAULIC REFERENCE
Designer David Gammon
Year 1964
Country of manufacture England
SATURN
Designer David Gammon
Year 1968
Country of manufacture England
SKELETON
Designer David Gammon
Year 1973
Country of manufacture Carlow, Ireland
ROUND
Designer David Gammon
Year 1975
Country of manufacture Carlow, Ireland
TRANSCRIBER
Designer David Gammon
Year 1977
Country of origin Carlow, Ireland