| Issue | #7 |
| Published | July-September 1949 |
| Frequency | [none] |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | George T. Delacorte, Jr. (president); Helen Meyer (vice-president); Albert P. Delacorte (vice-president) |
| Notes | Copyright, 1947, 1949, by News Syndicate Co., Inc. Licensed by Famous Artists Syndicate, Chicago. Designed and produced by Western Publishing & Lithographing Co. |
| Characters | Smilin' Jack [Jack Martin]; Welcome |
| Genre | Adventure; Aviation |
| Characters | Smilin' Jack [Jack Martin]; Stretch Martin; Downwind Jaxon; Yo-Yo Yukonn; Flannel Mouth; Hubba Hubba Hubert; Welcome; Supersonic Sable [Sable Lottalotta]; Ripsaw Regan; Ratrace Regan; Incense Lottalotta; Blackcat Barney (death); Carlotta Lottalotta (villain); Professor Gluefinger Gus [as Tutwiler Honeydoo] (villain) |
| Genre | Adventure; Aviation |
| Script | Zack Mosley (credited) |
| Pencils | Zack Mosley (credited) |
| Inks | Zack Mosley (credited) |
| Notes | Story starts on inside front cover and runs thru the book and onto the back cover. Inside front and back covers are in black, white and red. |
| Reprinted | from Smilin' Jack daily newspaper strip (News Syndicate Co., Inc.) |