Hip Pocket Aeronautics Plans Gallery - Curtiss JN-4 "Jenny" 16" https://hpa.aeromodelling.gr/plans/details.php?image_id=1207 Mon, 20 Apr 2026 08:19:33 GMT https://hpa.aeromodelling.gr/plans/data/thumbnails/109/comet_curtiss_jenny_jn4d.jpg Curtiss JN-4 "Jenny" 16" https://hpa.aeromodelling.gr/plans/details.php?image_id=1207