9 Pence Oscillator and Spark Transmitter, 1897

9 Pence Oscillator and Spark Transmitter, 1897
Added by Steve
Face value 9 Pence
Catalog code (Michel) GB 605
Catalog code (Scott) GB 679
Catalog code Yvert et Tellier GB 668 Stanley Gibbons GB 912 AFA number GB 635 Unificato GB 668
Series BBC & Broadcasting History
Place in series 4
Stamp colour Black & yellow
Watermark None
Stamp use Commemorative stamp
Print run 5.364.800
Issue date 13/09/1972
Designer David Gentleman
Paper type Fluorescent Coated with phosphor bands
Print technique Photogravure
Printed by Harrison & Sons Ltd
Perforation comb 14¾ x 14¼
Height 31.00 mm
Width 40.00 mm
Catalog prices Used stamp $0.70   Unused stamp $0.70  

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