| Issue | #17 |
| Published | June-August 1955 |
| Frequency | Quarterly |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | George T. Delacorte, Jr. (president); Helen Meyer (vice-president); Albert P. Delacorte (vice-president) |
| Notes | Designed, produced, and copyright, 1955, by Western Printing & Lithographing Company. |
| Characters | Rex Allen (photo) |
| Genre | western |
| Pencils | ? (photo) |
| Inks | ? (photo) |
| Colors | ? (photo) |
| Notes | Photo cover. |
| Synopsis | Photo of "Distinguished Achievement Award" presented to George T. Delacorte, Jr. by Newsdealers Post Number 1169, American Legion, Nov. 14, 1954. |
| Pencils | ? (photo) |
| Inks | ? (photo) |
| Letters | typeset |
| Notes | Inside front cover. Black and white. Dell's "Pledge to Parents" is included in promo. |
| Characters | Rex Allen; Koko (horse); Mrs. Grimson; Bert Clay; Sheriff |
| Synopsis | First line:"Pressing through Sweet Valley, Rex stops to check Koko´s shoes...", and then stops Mrs. Grimson from shooting Bert Clay in the street. |
| Genre | western |
| Pencils | Sparky Moore |
| Inks | Sparky Moore |
| Characters | Rex Allen; Koko (horse); Lane Wilson; Bull (villian); Mott (villian) |
| Synopsis | First line: "Late Saturday afternoon, Rex is riding to visit his friend, Lane Wilson; when he hears..." gunfire |
| Genre | western |
| Characters | Koko (horse); Teddy; Uncle Booter |
| Synopsis | Teddy is riding Koko like a real Texas buckaroo. |
| Genre | western |
| Pencils | Nat Edson |
| Inks | Nat Edson |
| Notes | Story continues on inside back cover in black and white and concludes on back cover in color. Last panel is Dells "Pledge to Parents." |