Besides sheltering the most vulnerable of the cathedral 's statuary and some stained-glass windows from the earlier 12th-century Romanesque building , the museum has a fine collection of Alsatian medieval painting by Konrad Witz , Martin Schongauer , and Hans Baldung Grien .
The museum has a collection of paintings by Konrad Witz , Martin Schongaeur and Hans Baldung Grien .