| NGC 3157385-022 | 1931R | MS 62 | Unsold | $667.33 | Jan/2010 | eBay.com |
| NGC 1757009-005 | 1931R | MS 65 | Unsold | $773.00 | Dec/2009 | eBay.com |
| NGC 1757009-005 | 1931R | MS 65 | Unsold | $828.61 | Jan/2010 | eBay.com |
| NGC 1757009-005 | 1931R | MS 65 | Unsold | $832.31 | Feb/2010 | eBay.com |
| NGC 1757009-005 | 1931R | MS 65 | Unsold | $868.47 | Mar/2010 | eBay.com |
| NGC 3087726-002 | 1931R | MS 63 | Unsold | $354.32 | May/2010 | eBay.com |
| NGC 3087726-002 | 1931R | MS 63 | Sale | $520.00 | Jun/2010 | eBay.com |
| NGC 3154592-001 | 1931R | MS 65 | Unsold | $834.17 | Jan/2010 | eBay.com |
| NGC 1526476-001 | 1931R | MS 63 | Sale | $511.62 | Jan/2010 | Heritage Auction Galleries |
| NGC 3154592-001 | 1931R | MS 65 | Unsold | $720.28 | Sep/2010 | eBay.com |
| NGC 3355404-029 | 1931R | MS 63 | Unsold | $538.79 | Apr/2010 | eBay.com |
| NGC 3157385-022 | 1931R | MS 62 | Unsold | $606.66 | Feb/2010 | eBay.com |
| NGC 3157385-022 | 1931R | MS 62 | Unsold | $597.96 | Apr/2010 | eBay.com |
| NGC 3162096-004 | 1931R | MS 65 | Unsold | $577.88 | Feb/2010 | eBay.com |
| NGC 3277043-017 | 1931R | MS 65 | Sale | $511.62 | Jan/2010 | Heritage Auction Galleries |
| NGC 3309620-006 | 1931R | MS 64 | Sale | $494.34 | Aug/2010 | Heritage Auction Galleries |
| NGC 3350729-010 | 1931R | MS 64 | Unsold | $801.90 | Mar/2010 | eBay.com |
| NGC 3353402-001 | 1931R | MS 65 | Sale | $475.61 | Mar/2010 | eBay.com |
| NGC 3353402-004 | 1931R | MS 64 | Sale | $430.40 | Mar/2010 | eBay.com |
| NGC 3154592-001 | 1931R | MS 65 | Unsold | $865.05 | Feb/2010 | eBay.com |