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Post Office Telecommunications, You Don't Have to be Tone-Deaf About Your Telephone Tones!
Poster ID: CL67590
Category: Miscellaneous/Educational
Year: 1970s
Country: British
Approximate Size 30 x 20 inches
Condition: Very Good
Price: $80
Post Office Telecommunications. Has two metal rivets at the top for hanging.
Keywords: Telecommunications,Telephones ,Diagrams ,Illustrations