Diagrams by Roy Martin on a mast stepping hinge plate and bracket
Date11 September 1972
Object numberANMS1065[028]
NameDiagrams
MediumInk on paper
DimensionsOverall: 278 x 216 mm
ClassificationsEphemera
Credit LineANMM Collection Gift from Roy Martin
20 January 1972
22 December 1971
8 January 1972