Hip Pocket Aeronautics Plans Gallery - 1978 01 (*see description) Aeromodeller Jan 1978 https://hpa.aeromodelling.gr/plans/details.php?image_id=431 Fri, 03 Jul 2026 02:43:32 GMT https://hpa.aeromodelling.gr/plans/data/thumbnails/94/1978_01.jpg 1978 01 (*see description) Aeromodeller Jan 1978 https://hpa.aeromodelling.gr/plans/details.php?image_id=431