Patrero
Patrero or “murderer” In 1627 Isaak De Rasieres visited Plymouth and noted that the Pilgrims had six cannon of unspecified types in their fort and four “patreros” mounted in front of the governor’s house at the intersection of the two streets of the town.
Firing a demiculverine
Firing a demiculverine from a bastion at “James Fort.” (Conjectural sketch by Sidney E. King.)