Charles Bell: Obras
- Gumball I, 1971
- Raggedy Ann with Baseball, 1971
- Buck Rogers, 1972
- Tops, 1972
- Gumball II, 1973
- Gumball III, 1973
- Seaplane in Bathtub, 1973
- Horn and Hardart, 1974
- Nation's Finest, Gumball IV, 1974
- Thank You, Gumball V, 1974
- Sugar Daddy, Gumball X, 1975
- The Ultimate Gumball, 1978
- "Chicago" Pat. No. 1, 910, 193, 1980
- Marbles I, 1980
- 100 Points When Lit, 1981
- Rol-A-Top, 1981
- G.B.W.C. #4, 1982
- Marbles VII, 1982
- Marbles VIII, 1982
- Solitaire Blue, Marble VI, 1982
- Troupe, 1983
- Marbles XI, 1984
- Glassies, Marbles XIV, 1985
- Ta-Daa, 1985
- Before the Journey, 1986
- Midsummer Dream's, 1986
- The Judgement of Paris, 1986
- Double Bonus, 1987
- 1 to 4 Can Play, 1988
- Drop a Penny in the Slot, 1988
- Paragon, 1988
- Miami Beach, 1989
- Lucky Lady, 1990
- Oh Boy, 1990
- Andy's Mr. Peanut (Major), Gumball XXII, 1991
- Sixteen Candles, 1992
- Cat's Eyes & Best of 'Em, 1993
- Majorette, 1993
- Sophisticated Lady, 1993
- Dazzling Dozen, 1994
- Kandy Kane Rainbow, 1994
- Triple Swirl Fade to Black, 1994
- Finis Coronat Opus, 1995
- Untitled, ?