S. Gordon

Articoli

1955
• “Recent Coin Sales in Johannesburg”, De Nummis, 1 volume, pagina 10.
• “The 9 & M Countermarked Pond”, De Nummis, 1 volume, pagina 12.
1957
• “A Pedigree”, De Nummis, 2 volume, pagine 11–13.
1960
• “South African Patterns”, De Nummis, 3 volume, pagine 90–93.

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