This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Scutum Gladii. Acta eruditorum Johan Georg Acta Eruditorum ' Johan Georg Scutum and Gladii Electorales Saxonici picture from an article by Johannes Hevelius and Gottfried Kirch published in in Acta Eruditorum
Page 2023 Free-images.com. All images are Public Domain