Here we are at the cossing of the Neustadtgasse and the Frankengasse. Here is the Klaus fountain; it gets his water from a nearby source.

See also in German  http://alt-zueri.ch/turicum/strassen/f/frankengasse/frankengasse.html

and  http://alt-zueri.ch/turicum/strassen/n/neustadtgasse/neustadtgasse.html