"Count Erik Jönsson Dahlbergh (10 October 1625 – 16 January 1703) was a Swedish military engineer, Governor-general and Field marshal. He rose to the level of nobility through his military competence. As an architect and draftsman, he was renowned for fortification works. He is most known for his collection of engravings Suecia Antiqua et Hodierna, a collection of engravings of topographical research.
" - (en.wikipedia.org 28.12.2020)