White cardboard cards. Code on one side and letter on the other in black ink. Wrapped in olive green cardboard wrapper. Signaller is battery operated and has the International Morse Code printed on the casing.
Morse code uses sequence of short and long elements to represent letters and numerals. Originally created in the 1840s for the electric telegraph.
artist/manufacturers: Brown’s ‘Vick’ Morse Cards, Great Britain. Signaller manufactured by M.M.Fleron, USA.
maximum dimension: 200mm
subject area: Maths and Statistics, English & Languages, Social Science
subject themes: Technology, Communication, Symbols
handling collection: HC66