| 0 | - | cover | 1 | pencils: Alex Schomburg; inks: Alex Schomburg; letters: Alex Schomburg | The Sub-Mariner |
| 1 | Welcome to the Golden Age of Marvel Comics! | promo (ad from the publisher) | 1 | script: ? (promo copy); letters: typeset | |
| 2 | - | blank page(s) | 2 | | |
| 3 | Marvel Masterworks Presents Golden Age Sub-Mariner Comics | credits, title page | 1 | letters: typeset | |
| 4 | - | illustration | 1 | pencils: Carl Pfeufer; inks: Carl Pfeufer | The Sub-Mariner |
| 5 | Copyright Page | credits, title page | 1 | letters: typeset | |
| 6 | Marvel Masterworks Credits/Contents | table of contents | 2 | letters: typeset | |
| 7 | Introduction | foreword, introduction, preface, afterword | 3 | script: Roy Thomas | |
| 8 | - | cover reprint (on interior page) | 1 | pencils: Al Gabriele; inks: George Klein | Namor the Sub-Mariner; The Angel (inset) |
| 9 | Marvel at the World's Greatest Heroes in the Most Exciting Adventures You've Ever Read! | promo (ad from the publisher) | 1 | script: Stan Lee; pencils: Bill King; inks: Bill King | The Sub-Mariner [Prince Namor]; the Human Torch [Jim Hammond]; Toro; The Vision [Aarkus]; Jimmy Jupiter; The Angel; The Patriot; Terry Vance |
| 10 | The Sub-Mariner Raps the Japs in the Pacific! | comic story | 20 | pencils: Bill Everett; inks: Allen Simon | The Sub-Mariner [Prince Namor]; Folma, Harla; Jadda; Japanese (villains) |
| 11 | Remember Pearl Harbor! | public service announcement | 1 | letters: typeset | Minute man |
| 12 | The Sub-Mariner Smashes an Uprising at Manila | comic story | 18 | pencils: Syd Shores; inks: Allen Simon | The Sub-Mariner [Prince Namor]; General Douglas MacArthur; Barney Devens (Introduction); Gi-Gi (Introduction); the Japanese (Villains) |
| 13 | Tight Spot | text story | 2 | script: Mickey Spillane | Robert Sutter; Captain Seeley |
| 14 | Don't Delay Another Second! | promo (ad from the publisher) | 1 | | Captain America |
| 15 | The House of Evil Dreams | comic story | 20 | script: Kermit Jaediker; pencils: Al Gabriele; inks: Al Gabriele | The Angel; Hutsu (villain, introduction); Morpheus [The Sandman] (statue); Dorothy Ray |
| 16 | Pop's Woppers | comic story | 2 | script: Art Gates; pencils: Art Gates; inks: Art Gates | Pop (Casey O'Keefe,); Pop's son (unnamed); fellow unnamed police officers; three escaped criminals |
| 17 | Panama Canal Lock No. 3 | cover reprint (on interior page) | 1 | pencils: Alex Schomburg; inks: Alex Schomburg | The Sub-Mariner; The Angel (inset) |
| 18 | Thrills! | promo (ad from the publisher) | 1 | script: Stan Lee; pencils: Bill King, Sam Gary; inks: Bill King, Sam Gary | The Vision; Terry Vance; The Sub-Mariner; The Patriot; Jimmy Jupiter; The Angel; The Human Torch; Toro |
| 19 | The Missing Finger Mystery | comic story | 20 | pencils: Carl Pfeufer; inks: Carl Pfeufer | Sub-Mariner [Prince Namor; as Joe Pierre]; Slug Gundy (villain, introduction, death); Bulldog Schlump (villains, introduction); The Chief (villain, introduction); Jim Blake (death); Mrs. Blake |
| 20 | Not a Weak Link Among 'Em! | promo (ad from the publisher) | 1 | script: ? (promo copy) | The Human Torch; Squeeks |
| 21 | Sub-Mariner Fights the Periscope Peril | comic story | 18 | pencils: Carl Pfeufer; inks: Carl Pfeufer | Sub-Mariner [Prince Namor]; Captain Nitsu (villain, introduction); Admiral Nippo (villain, introduction) |
| 22 | The Sea Serpent | text story | 2 | script: Mickey Spillane | Hermann Heidt (death); Henry Vinton |
| 23 | At it Again! A Fight to End All Fights! The Human Torch and the Sub-Mariner | promo (ad from the publisher) | 1 | pencils: Alex Schomburg; inks: Alex Schomburg | The Human Torch [Jim Hammond]; The Sub-Mariner [Prince Namor] |
| 24 | Death Sees a Doctor | comic story | 20 | script: Kermit Jaediker; pencils: Al Gabriele; inks: Al Gabriele | The Angel; Dr. Foster (villain, introduction, death); a caretaker (villain, introduction, death); Stone (villain, introduction); Dr. Bell (death) |
| 25 | Pop's Woppers | comic story | 2 | script: Art Gates; pencils: Art Gates; inks: Art Gates | Pop (Casey O'Keefe, Flash O'Keefe); Pop's son (unnamed); unnamed racing competitors |
| 26 | Tops in Thrills! Mystery! Action! Comedy! Patriotism! | promo (ad from the publisher) | 1 | script: Stan Lee; pencils: Bill King; inks: Bill King | Captain America [Steve Rogers] |
| 27 | - | promo (ad from the publisher) | 1 | script: Stan Lee; pencils: Bill King; inks: Bill King | Sarge; unnamed duck |
| 28 | Aleutian Islands | cover reprint (on interior page) | 1 | pencils: Allen Simon; inks: Frank Giacoia | The Sub-Mariner; The Angel (inset) |
| 29 | Two Smashing Successes! | promo (ad from the publisher) | 1 | script: Stan Lee; pencils: Bill King; inks: Bill King | The Young Allies; Captain America; Bucky; Sub-Mariner; Human Torch; Toro; Adolf Hitler (head-view); Benito Mussolini (heaad-view); Hideki Tojo (head-view) |
| 30 | Piracy on the Ocean's Bottom | comic story | 20 | pencils: Carl Pfeufer; inks: Carl Pfeufer | The Sub-Mariner [Prince Namor]; The Doctor (villain, introduction, death); The Doctor's zombies (villains, introduction, death) |
| 31 | Here's Hot News! | promo (ad from the publisher) | 1 | pencils: Carl Burgos; inks: Carl Burgos | The Human Torch; Toro |
| 32 | The Firing Squad | comic story | 20 | pencils: Gustav Schrotter; inks: Gustav Schrotter | The Angel; Major Callen; Danny Poll (villain, introduction, death); the Firing Squad (villains, introduction) |
| 33 | Mercy Flight | text story | 2 | script: Justin Dewey Triem | Phil; Carl; Mike; Jim; Zeke Conners |
| 34 | Death 'Round the Bend | comic story | 18 | pencils: Carl Pfeufer; inks: Carl Pfeufer | The Sub-Mariner [Prince Namor]; Rindigo Jones III (villain, introduction, death); Rindigo Jones I (villain, introduction, death, flashback) |
| 35 | Pop's Woppers | comic story | 2 | script: Art Gates; pencils: Art Gates; inks: Art Gates | Pop (Clancy, name changed with this story); unnamed fellow police officer; unnamed kids |
| 36 | It's Here! | promo (ad from the publisher) | 1 | script: Stan Lee; pencils: Bill King; inks: Bill King | |
| 37 | Tops in Thrills! Mystery! Action! Comedy! Patriotism! | promo (ad from the publisher) | 1 | script: Stan Lee; pencils: Bill King; inks: Bill King | Captain America [Steve Rogers] |
| 38 | - | illustration | 1 | | |
| 39 | U.S. Base Solomon Islands | cover reprint (on interior page) | 1 | pencils: Alex Schomburg; inks: Alex Schomburg; letters: Alex Schomburg | The Sub-Mariner |
| 40 | A Special Message to the Boys and Girls from Henry Morgenthau, Jr. | public service announcement | 1 | script: Henry Morgenthau Jr. | |
| 41 | The Mystery of the Lighthouse or "Wanna fight? Then join the Marines!" | comic story | 20 | pencils: Carl Pfeufer; inks: Carl Pfeufer | The Sub-Mariner [Prince Namor]; The Knife [Sgt. Howard] (villain, introduction); Ritten |
| 42 | They're At It Again in the Human Torch (Quarterly) | promo (ad from the publisher) | 1 | script: ? (promo copy) | The Human Torch; Sub-Mariner; Jimmy Jupiter |
| 43 | The Setting of the Rising Sun! | comic story | 18 | pencils: Carl Pfeufer; inks: Carl Pfeufer | The Sub-Mariner [Prince Namor]; Dr. Suki (villain, introduction) |
| 44 | Tommy's Taken for a Ride | text story | 2 | | Private Tommy Bronson; Uncle Pete; Dorothy; Butch (villain); Hank (villain) |
| 45 | Tubby and Tack | comic story | 2 | script: Ray Houlihan; pencils: Ray Houlihan; inks: Ray Houlihan | Tubby; Tack; unnamed mother; Pop (father); unnamed bond salesman; unnamed newspaper boy |
| 46 | Genius for Murder | comic story | 20 | script: Kermit Jaediker; pencils: Gustav Schrotter; inks: Gustav Schrotter | The Angel; The White Carnation [Caleb Crane] (villain, introduction, death) |
| 47 | Tubby and Tack | comic story | 1 | script: Ray Houlihan; pencils: Ray Houlihan; inks: Ray Houlihan | Tubby; Tack |
| 48 | Special Bonus | illustration | 4 | pencils: Carl Pfeufer, Wendell Crowley; inks: Carl Pfeufer, Wendell Crowley | Sub-Mariner; Human Torch |
| 49 | - | blank page(s) | 2 | | |
| 50 | Also Available from Marvel Masterworks | promo (ad from the publisher) | 1 | letters: typeset | |
| 51 | - | illustration | 1 | pencils: Alex Schomburg, Al Gabriele, Allen Simon; inks: Alex Schomburg, George Klein, Frank Giacoia; letters: Alex Schomburg | The Sub-Mariner |