Buskogel, middeleeuws, kaliber circa 26 mm Buskogel, middeleeuws, kaliber circa 36 mm Buskogel, middeleeuws, kaliber circa 34 mm Buskogel, middeleeuws, kaliber circa 38 mm Buskogel, middeleeuws, kaliber circa 47 mm flux valve C-2 C-2 C-2 C-2 C-2 C-2 s.n.d.e. pamphlet Detector, Mine ; no. 6A : general description and second to fourth echelon work (draft E.M.E.Rs tels B 362 & B 364)
