| Issue | #12 |
| Published | June 1952 |
| Frequency | bimonthly |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Archer St. John |
| Notes | All-reprint issue including all of Diary Secrets #6. |
| Genre | romance |
| Pencils | Matt Baker |
| Inks | Matt Baker |
| Letters | typeset |
| Genre | Romance |
| Script | Dana Dutch |
| Letters | typeset |
| Notes | On inside front and back covers. Dana Dutch credited by John Benson in St. John Romance Comics Checklist |
| Reprinted | from Teen-Age Romances (St. John, 1949 series) #14 |
| Genre | romance |
| Script | Dana Dutch |
| Pencils | Matt Baker |
| Inks | Matt Baker? |
| Reprinted | from Teen-Age Diary Secrets (St. John, 1949 series) #6 (October 1949) |
| Genre | romance |
| Reprinted | from Teen-Age Diary Secrets (St. John, 1949 series) #6 (October 1949) |
| Genre | romance |
| Pencils | Vic Herman (signed) |
| Inks | Vic Herman (signed) |
| Reprinted | from Teen-Age Diary Secrets (St. John, 1949 series) #6 (October 1949) |
| Genre | romance |
| Reprinted | from Teen-Age Diary Secrets (St. John, 1949 series) #6 (October 1949) |
| Genre | romance |
| Script | Dana Dutch |
| Pencils | Matt Baker |
| Inks | Matt Baker? |
| Notes | Dana Dutch credited by John Benson in St. John Romance Comics Checklist. |
| Reprinted | from Teen-Age Diary Secrets (St. John, 1949 series) #6 (October 1949) |
| Script | Helen S. Blackwell |
| Letters | typeset |
| Notes | Advice letters on romance; with header illustration |
| Reprinted | from Teen-Age Romances (St. John, 1949 series) #12 with art added (Kubert?) and one letter less |