Volume 33 Number 1, Spring 2018 contains:
- The Lafayette Escadrille in the Grinder of Combat by Steven A. Ruffin
- The Last Big German Air Raid Over England by Peter Kilduff
- Louis Bennett, Jr.: America's Second-Ranking Balloon Ace Honored only by the Enemy by Jon Guttman
- Windisch’s and von Cossel’s Airborne Operation in October 1916 by Sebastian Rosenbloom
- Photo Fakery: A Look at “Cockburn-Lange” Photographs by Peter Kilduff
- In Memoriam: Dieter H.M. Gröschel, M.D.
- Lt Hyman C. Block, 89th Aero Squadron by Peter Kilduff