- TitelW. PETCH
- ReferensTR PTC
- Datumc1900-1970's
- Upphovsman
- Omfattning och innehållThe records principally comprise some 400 individual advertising and servicing publications produced by a variety of firms mainly, The former are mostly late 1960s in date (mainly collected at the 1968 Smithfield Show) whereas the servicing material covers the 1940s, 1950s and 1960s.
- Omfattning445 Documents
- Beskrivningsnivå
- Vetenskapligt namn
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