John Steele Secret Agent

Two adventures of John Steele:
The Unseen Foe - 14 pages - John Steele is brought in to investigate a team of saboteurs who have a special edge - they are invisible.
Double for Danger - 13 pages - To unseat a Latin American dictator, John Steele uses a great disguise to assume his identify.
There were two other non-Steele stories in the issue:
Blow Up The Bridge - plot unknown
Mrs. Baker's Mission - plot unknown

Note: to read these pages, check out BeachBum Comics. It is well worth a lot of visits.