Fig. 8
From: A copper alloy light cannon from Grodno: an example of early firearms from Eastern Europe
Light field cannons in late medieval and early modern period manuscripts—selected examples: 1 [43]. Copyright Bayerische Staatsbibliothek München; 2 ([44], p. 32v). Copyright Germanisches Nationalmuseum Nürnberg; 3 ([44], p. 21r). Copyright Germanisches Nationalmuseum Nürnberg; 4 ([45], p. 187v). Copyright Bayerische Staatsbibliothek München; 5 ([45], p. 188v). Copyright Bayerische Staatsbibliothek München