RCMR - 2019 #5 September/October by Professional Coin Grading
Bicentennial Medals - US Mint Catalog Online
1965 SC50C St. Augustine 400th Anniv. Ag Heraldic Art Medal
Medal commemorating the bicentennial of St Louis, 1964
Medal commemorating the bicentennial of St Louis, 1964
The California Numismatist, PDF, Currency
The Numismatic Bibliomania Society E-Sylum: Volume 25, Number 51
Issue 27 - Mint Error News Magazine