According to T205Resource.com, there are currently 21 cards confirmed with a Drum back. I have added a link for the backs that have an image. Lets see if we can get all 21.
1)
Jimmy Austin
2)
George G. Bell
3)
Russell A. Blackburne
4)
Albert Bridwell
5)
Mordecai Brown
6)
Harold W. Chase (border on shirt)
7)
Frank J. Corridon
8)
Thomas E. Downey
9)
George F. Graham (Rustlers w/ blue signature)
10)
R. Hoblitzell ("Cin." after 2nd 1908 in stats)
11)
Jack Knight
12)
A. Latham (A. Latham on back)
13)
Briscoe Lord
14)
P.J. Moran (no stray line)
15)
Frederick Olmstead
16)
Fred Payne
17)
Jack (John) Quinn
18)
Lewis Richie
19)
Dave Shean (Rustlers)
20)
George Stone - need image
21)
Harry Wolter
While looking through some Drum information, was able to find a card not confirmed on T205Resource. Currently I have not been able to find an image, but the description in the auction calls out front and back type.
EDITED: Confirmed T205 with Drum back, not listed on T205Resource.com
1)
John W. Bates
2)
William Bergen
3)
Louis Evans
4)
Thomas W. Leach - need image
5)
George Paskert
6)
Edward Phelps - need image
Thanks,
James