| Rank | Collection | Composite | Completion | Weighted GPA | Set Rating |
| 8 |
Mel Thomason
| Hall of Fame Players Single Signed Baseballs | 38.54% |
10.72
|
01.51
|
| 3 |
Mel Thomason
| A.L. Season MVP Award Winners Single Signed Baseballs (1931-present) | 40.63% |
10.56
|
04.29
|
| 6 |
Mel Thomason
| 300 Win Club Single Signed Baseballs | 41.67% |
10.74
|
01.00
|
| 10 |
Mel Thomason
| 500 Home Run Club Single Signed Baseballs | 76.00% |
10.62
|
05.56
|
| 7 |
Mel Thomason
| 3000 Hit Club Single Signed Baseballs | 64.29% |
10.88
|
02.69
|
| 15 |
Mel Thomason
| 3000 Hit Club Single Signed Baseballs | 21.43% |
10.68
|
00.90
|
| 4 |
Mel Thomason
| 3000 Strikeout Club Single Signed Baseballs | 93.75% |
10.79
|
06.72
|
| 6 |
Mel Thomason
| All-Century Baseball Team Single Signed Baseballs | 53.68% |
10.75
|
02.25
|
| 3 |
Mel Thomason
| Retired Numbers Single Signed Baseballs | 49.38% |
10.84
|
05.35
|
| 5 |
Mel Thomason
| Sporting News 50 Greatest Sluggers Single Signed Baseballs | 72.00% |
10.47
|
04.61
|
| 6 |
Mel Thomason
| Hall of Fame Baseball (Any Medium) | 68.15% |
9.92
|
03.42
|
| 7 |
Mel Thomason
| Hall of Fame Baseball (Any Medium) | 47.58% |
9.32
|
01.74
|
| 2 |
Mel Thomason
| Hall of Fame Managers (Any Medium) | 60.00% |
10.09
|
02.77
|
| 3 |
Mel Thomason
| Hall of Fame Players (Any Medium) | 73.44% |
10.01
|
04.00
|
| 5 |
Mel Thomason
| Hall of Fame Players (Any Medium) | 54.17% |
9.39
|
02.26
|
| 1 |
Mel Thomason
| 2011 Legends of the Hall | 75.86% |
8.90
|
06.80
|
| 5 |
Mel Thomason
| 2012 Legends of the Hall | 51.61% |
9.11
|
04.70
|
| 2 |
Mel Thomason
| 300th Win Club (Any Medium) | 50.00% |
11.03
|
01.57
|
| 4 |
Mel Thomason
| 500 Home Run Club (Any Medium) | 84.00% |
11.31
|
06.39
|
| 7 |
Mel Thomason
| 500 Home Run Club (Any Medium) | 56.00% |
10.27
|
04.23
|
| 4 |
Mel Thomason
| 3000 Hit Club (Any Medium) | 78.57% |
9.56
|
05.01
|
| 5 |
Mel Thomason
| 3000 Hit Club (Any Medium) | 53.57% |
10.46
|
02.14
|
| 5 |
Mel Thomason
| 3000 Strikeout Club (Any Medium) | 50.00% |
10.25
|
03.09
|
| 3 |
Mel Thomason
| 3000 Strikeout Club (Any Medium) | 93.75% |
11.79
|
07.34
|
| 5 |
Mel Thomason
| All-Century Baseball Team (Any Medium) | 77.89% |
10.06
|
04.93
|
| 7 |
Mel Thomason
| All-Century Baseball Team (Any Medium) | 61.05% |
9.46
|
02.82
|
| 12 |
Mel Thomason
| All-Century Baseball Team (Any Medium) | 44.21% |
8.91
|
01.69
|
| 5 |
Mel Thomason
| All-Time Top 25 1st Baseman Single Signed Baseballs | 56.00% |
11.45
|
02.46
|
| 5 |
Mel Thomason
| All-Time Top 25 3rd Basemen Single Signed Baseballs | 24.00% |
11.64
|
01.43
|
| 4 |
Mel Thomason
| All-Time Top 25 Catchers Single Signed Baseballs | 16.00% |
11.63
|
00.84
|
| 6 |
Mel Thomason
| All-Time Top 25 Outfielders Single Signed Baseballs | 52.00% |
11.58
|
02.52
|
| 5 |
Mel Thomason
| All-Time Top 25 Shortstops Single Signed Baseballs | 36.00% |
11.72
|
02.44
|
| 5 |
Mel Thomason
| All-Time Top 25 Starting Pitchers Single Signed Baseballs | 52.00% |
11.67
|
01.92
|
| 1 |
Mel Thomason
| All-Time Yankee Greats (Any Medium) | 60.38% |
10.28
|
04.44
|
| 2 |
Mel Thomason
| All-Time Yankee Greats (Any Medium) | 39.62% |
9.46
|
02.54
|
| 3 |
Mel Thomason
| MLB All Star Game MVPs Single Signed Baseballs | 52.27% |
11.52
|
06.45
|
| 4 |
Mel Thomason
| Sporting News 50 Greatest Sluggers (Any Medium) | 56.00% |
10.10
|
03.77
|
| 3 |
Mel Thomason
| Sporting News 50 Greatest Sluggers (Any Medium) | 84.00% |
10.95
|
06.13
|
| 1 |
Mel Thomason
| 1964-Date Hall of Fame Yellow Plaque Postcards | 0.70% |
3.00
|
00.01
|
| 3 |
Mel Thomason
| The 10 Most Important Autographs in the Hobby (Any Medium) | 50.00% |
8.87
|
02.96
|
| 3 |
Mel Thomason
| The 100 Most Important Autographs in the Hobby (Any Medium) | 39.80% |
9.96
|
02.45
|