[Illustration: cover art]
| THE GREAT |
| ADVENTURE |
| SERIES |
| PERCY F. WESTERMAN: |
| THE AIRSHIP "GOLDEN HIND" |
| TO THE FORE WITH THE TANKS |
| THE SECRET BATTLEPLANE |
| WILMSHURST OF THE FRONTIER FORCE |
| ROWLAND WALKER: |
| THE PHANTOM AIRMAN |
| DASTRAL OF THE FLYING CORPS |
| DEVILLE MCKEENE |
| THE EXPLOITS OF THE MYSTERY |
| AIRMAN |
| BLAKE OF THE MERCHANT SERVICE |
| BUCKLE OF SUBMARINE V2 |
| OSCAR DANBY, V.C. |
| S. W. PARTRIDGE & CO. |
| 4, 5, & 6 SOHO SQUARE, LONDON, W.1. |
THE SECRET BATTLEPLANE
[Illustration: "Blake released his grip of the rough-and-ready dart."
—Page 65.]