| 0 | The Thunderer | cover | 1 | pencils: Reed Crandall; inks: Reed Crandall | Blackhawk; Olaf; Hendrickson; Stanislaus; Chop-Chop; Chuck; Andre; The Lama; Sailor Danny |
| 1 | - | promo (ad from the publisher) | 1 | | Kid Eternity; Mr. Keeper; Captain Triumph |
| 2 | The Thunderer | comic story | 15 | script: Bill Woolfolk; pencils: Reed Crandall; inks: Reed Crandall | Blackhawks [Blackhawk; Andre; Chuck; Hendrickson (incorrectly spelled Hendrikson); Olaf; Stanislaus; Chop-Chop]; Chen Yu; Ashley-Cripp (British agent, death); unnamed British officer; The Lama; unnamed Tibetans; Japanese soliders (villains, some die) |
| 3 | - | comic story | 1 | script: Bernard Dibble; pencils: Bernard Dibble; inks: Bernard Dibble | Johnny Doughboy |
| 4 | World's Most Hated Heel | comic story | 9 | script: Bart Tumey; pencils: Bart Tumey; inks: Bart Tumey | Private Dogtag; Cecil; Adolf Hitler (villain); Hawkins |
| 5 | The Ghost of the Maginot Line! | comic story | 10 | script: Vernon Henkel; pencils: Vernon Henkel; inks: Vernon Henkel | The Sniper; Major Von Steuffin; General Brecht; Adolf Hitler (villain); The Ghost (first appearance; death) |
| 6 | The Bomb Balls of Dr. Murk | comic story | 4 | script: Klaus Nordling; pencils: Klaus Nordling; inks: Klaus Nordling | Colonel Sam Shot; Slim Shell; Dr. Murk (first appearance; villain; death); Abd-Ul-Skram |
| 7 | Battle With a U-Boat | comic story | 2 | script: Al McWilliams; pencils: Al McWilliams; inks: Al McWilliams | |
| 8 | U.S. Sub Sinks 7 Jap Warships | comic story | 6 | script: Al McWilliams; pencils: Al McWilliams; inks: Al McWilliams | Fred Warder |
| 9 | The Giant of the Air | text story | 2 | letters: typeset | Blackhawk; Olaf; Andre; Chop-Chop; Henderson |
| 10 | The Sabotaged Potatoes | comic story | 6 | script: Art Gates; pencils: Art Gates; inks: Art Gates | Sailor Danny; Davy Jones; Alice; Clementine; Joan Lawford |
| 11 | The Trail of the Mako Shark! | comic story | 9 | pencils: André LeBlanc; inks: André LeBlanc | Paul Harvey; Perry Tobias |