Doorsneden van versterkte vestingwallen 1654

This detailed illustration from 1654, by Dutch military engineer Hendrick baron van Ruse van Rysensteen, provides an in-depth analysis of the fortification of a Dutch fortress, showcasing various cross-sections and plans of the defensive walls, moats, and other strategic elements. The artwork utilizes a technical, diagrammatic style to convey detailed information about the defensive infrastructure, crucial for understanding military engineering principles and the evolution of fortresses in 17th-century Europe.