Keywords: Bremen 1638–1647(Merian) Pulvertürme.png Thirty Years' War adaption powder towers e mphasized by red colour The eastern one on the right had already exploded in 1624 but been rebuilt in 1626 1653 1638 collapse of the southern cathedral tower other date b 1647 explosion of powder magazine Stephanitorzwinger copper engraving Cityview Cuts <gallery> File Bremen-1641-Merian cutout Ansgarii png File Bremen1641Merian Markt Liebfrauen Dom png Bremen1641Merian_Markt Liebfrauen Dom png File Osterthor 1640-41 - Brema von Matthäus Merian dem Älteren jpg Osterthor_1640-41_-_Brema_von_Matthäus_Merian_dem_Älteren jpg File Ostertorsteinweg13Caesar-1641Merian png Ostertorsteinweg13Caesar-1641Merian png </gallery> Other versions <gallery> Brema Merian jpg 3 655 × 2 947 pixels Bremen-1641-Merian jpg 3 176 × 2 486 pixels white background Stadt Bremen 17th Century 1640 jpg 1 091 × 891 pixels </gallery> Engravings of Topographia Saxoniae Inferioris Saxoniae Inferioris Merian b 0042 Old maps of Bremen 1653 all 3176 adaption 1653 in Bremen Merian-Karte Cities in the 1650s Engravings by Matthäus Merian |