Hip Pocket Aeronautics Plans Gallery - Auster B4 Ambulance Freighter https://hpa.aeromodelling.gr/plans/details.php?image_id=1990 Fri, 03 Jul 2026 00:37:24 GMT https://hpa.aeromodelling.gr/plans/data/thumbnails/1/auster_b4.jpg Auster B4 Ambulance Freighter https://hpa.aeromodelling.gr/plans/details.php?image_id=1990