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Retail Price List 14th March, 1957
(3 one-sided mimeographed pages, 8½" x 14")
Suggested Retail Prices for Canada 1st August, 1957
(1 double sided page, 5½" x 8½")
PUE/14186/3 - undated (1957)
Tri-ang Power Units Export Supplement to R.280 Catalogue
single one-sided 3-colour glossy sheet, 10-11/16" x 8-7/16"
PUE/15266/3 - undated (1957)
Tri-ang Power Units Export Supplement to R.280 Catalogue
single one-sided 3-colour glossy sheet, 10-3/4" x 8-3/8"
The details of the Canadian P.2C Transformer (not illustrated) have been added to this Supplement.