| 0 | Mr. Twee Deedle | cover | 1 | pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Tony Ong; letters: Tony Ong | |
| 1 | Endpapers | illustration | 2 | pencils: Johnny Gruelle; inks: Johnny Gruelle | |
| 2 | Mr. Twee Deedle | credits, title page | 1 | letters: Tony Ong | |
| 3 | - | illustration | 2 | pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle | |
| 4 | - | illustration | 1 | pencils: Johnny Gruelle; inks: Johnny Gruelle | |
| 5 | Mr. Twee Deedle | credits, title page | 1 | pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Tony Ong | |
| 6 | Publisher's page | credits, title page | 1 | pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle | |
| 7 | Table of Contents | table of contents | 1 | pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle | |
| 8 | - | illustration | 1 | pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle | |
| 9 | Perhaps I Shall Let You In on the Secret | foreword, introduction, preface, afterword | 16 | script: Rick Marschall; pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle | |
| 10 | - | illustration | 1 | pencils: Johnny Gruelle; inks: Johnny Gruelle | |
| 11 | Introducing Mr. Twee Deedle | promo (ad from the publisher) | 1 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle | |
| 12 | Mr. Twee Deedle Warmly Welcomed | promo (ad from the publisher) | 1 | pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle | |
| 13 | He Tells You Why Some Children Are Always Covered with Grime | comic story | 1 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle | |
| 14 | - | cartoon | 1 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Johnny Gruelle | |
| 15 | The Glorious Fourth | cartoon | 1 | pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle | |
| 16 | The St. Patrick's Day Parade in Yayhoo Center | cartoon | 1 | pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle; letters: Johnny Gruelle | |
| 17 | - | activity | 1 | pencils: Johnny Gruelle; inks: Johnny Gruelle | |
| 18 | Handy Andy | comic story | 1.5 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Johnny Gruelle | |
| 19 | Bud Smith The Boy Who Does Stunts | comic story | 1.5 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Johnny Gruelle | |
| 20 | How's This for a Wild Stunt? | comic story | 1 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Johnny Gruelle | |
| 21 | And Now for Bud Smith -- The Inventor! | comic story | 1 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Johnny Gruelle | |
| 22 | Bud Smith Almost Catches a "Cat" | comic story | 1 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Johnny Gruelle | |
| 23 | Alas, Poor Bud Smith Got All the Blame | comic story | 1 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Johnny Gruelle | |
| 24 | Bud Smith's "Stunt-Party" | comic story | 1 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Johnny Gruelle | |
| 25 | Bud Smith Conceives a Wild Circus Hunt | comic story | 1 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Johnny Gruelle | |
| 26 | Bud Smith | illustration | 1 | script: Charles Bartholomew; pencils: Charles Bartholomew; inks: Charles Bartholomew; letters: Charles Bartholomew | |
| 27 | Early Book Illustration | illustration | 8 | pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle | |
| 28 | Mr. Twee Deedle | comic story | 38 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Johnny Gruelle | |
| 29 | - | cartoon | 1 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle | |
| 30 | - | cartoon | 1 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle | |
| 31 | Yapp's Crossing | cartoon | 7 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle | |
| 32 | Mr. Twee Deedle | comic story | 25.5 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle | |
| 33 | Mr. Twee Deedle | cover reprint (on interior page) | 0.5 | pencils: Johnny Gruelle; inks: Johnny Gruelle; colors: Johnny Gruelle | |
| 34 | - | comic story | 2 | script: Johnny Gruelle; pencils: Johnny Gruelle; inks: Johnny Gruelle; letters: Johnny Gruelle | |