dibner institute studies in the history of science and technology heirs of Archimedes : science and the art of war through the Age of Enlightenment / Brett D. Steele and Tamera Dorland, ed royal armouries monograph European crossbows : a survey / by Josef Alm ; translated by H. Bartlett Wells ; edited by G.M. Wilson aula boeken Geschiedenis van de Middeleeuwen / [door] H.P.H. Jansen