Please help me find the author and the date of engraving

[Amateur]

Simon Thaddeus Zondermayr (Simon Thaddäus Sondermayr) - draftsman, engraver and publisher of books. Born in Augsburg about 1700, was court engraver Elector of Cologne (kurkölnischer Hofkupferstecher). The main works performed during the period from 1725 to 1750 in Germany.

See website: www.bildindex.de/kue00280914.html

Information about him is not enough. There is mention of some of his published books and prints, which are dominated by different types of architectural structures.

Here:
http://www.virtuelles-kupferstichkab...4745b2cc905dc3
You can look at some of his prints.

vit, but where is your almost five meter engraving?