What is different about the Robert Lehman collection compared to other departments at the Met ?
To emphasize the personal nature of the Robert Lehman Collection , the Met housed the collection in a special set of galleries which evoked the interior of Lehman 's richly decorated townhouse ; this intentional separation of the Collection as a " museum within the museum " met with mixed criticism and approval at the time , though the acquisition of the collection was seen as a coup for the Met .