25 Ton gun at Middle Head, Sydney, New South Wales, Australia, 1886. Artist: JR Ashton
25 Ton gun at Middle Head, Sydney, New South Wales, Australia, 1886. Wood engraving from Picturesque Atlas of Australasia, Vol I, by Andrew Garran
Underweysung der Messung (Nuremberg, 1538), 1538, 1527, 1532. 1538, 1527, 1532
Underweysung der Messung (Nuremberg, 1538), 1538, 1527, 1532