Zürich - Bauschänzli 1770 - Johann Balthasar Bullinger, Johann Balthasar Bullinger, circa 1770
Zürich: "bauschänzli" (former ravelin "kratz") and "bauhaus" in kratz quarter, as of 1770. Date: circa 1770.
Author: Johann Balthasar Bullinger, upload by Roland zh on 7. Februar 2009Source: https://commons.wikimedia.org/Loading...