Keywords: Siege of Grol (Groenlo) 1597 - Grolla Obsessa et Capta (1649).jpg en Map of the siege and capture of Grol Groenlo in 1597 by Maurice of Orange nl Kaart van de belegering en inname van Grol Groenlo in 1597 door Maurits van Oranje Atlas van Loon J Blaeu 1649 Public Domain PD-old-100 ImageNote 1 2184 1771 405 138 5500 4408 2 Schotse approchen Scottish approches ImageNoteEnd 1 ImageNote 2 2106 2391 280 125 5500 4408 2 Engelsche approchen English approches ImageNoteEnd 2 ImageNote 3 2007 2047 194 103 5500 4408 2 Brederoos approchen Approaches of Van Brederode ImageNoteEnd 3 ImageNote 4 2360 2995 818 310 5500 4408 2 Vriesche approchen Frisian approaches ImageNoteEnd 4 ImageNote 5 2709 987 237 590 5500 4408 2 Noort Hollanders approche the approach of the Noord-Hollandish troops ImageNoteEnd 5 ImageNote 6 2657 620 370 108 5500 4408 2 Noort Hollanders Schans sconce of the Noord-Hollanders ImageNoteEnd 6 ImageNote 7 1116 1685 435 375 5500 4408 2 Schotse schans Scottish sconce ImageNoteEnd 7 Maps by Willem and Johannes Blaeu Atlas van Loon Siege of Groenlo 1597 Old maps of Groenlo 16th-century fortress plans Sconces in the Netherlands Circumvallation |