I couldn't retrieve specific information from the provided search results. However, based on available knowledge, Emmy Lischke was a notable German painter whose works were exhibited in various cities throughout her career.

To get a comprehensive list or specific details of the cities where Emmy Lischke held exhibitions, it might be best to consult specialized art databases, museum archives, or art history books.

For future reference or further research, art history websites or platforms like ArtNet, or accessing library archives, might provide the detailed exhibition history of Emmy Lischke.