Which preposition to use with charlottenburg

for Occurrences 1%

My earnest thanks are due to Mr. Karl Niemann of Charlottenburg for his kind participation in the labor of proof-reading.

of Occurrences 1%

Rauch, the great Prussian, whose mausoleum at Charlottenburg of the beautiful queen Louise can never be forgotten, gave Miss Hosmer high praise.

Which preposition to use with  charlottenburg