Siege of Kampen; emergency currency of forty-two pennies; minted to pay arrears to the garrison; unilateral diamond-shaped emergency currency with beveled corners. Front: seven stamps: coat of arms between value indication; top and bottom inscriptions. Reverse: blank; Kampen; anonymous; Jul-1578; silver (metal); striking (metalworking); h 5.1 cm x w 4.8 cm x w 29.21 gr