The Petersen Automotive Museum in Los Angeles currently has a display of three 1941 Buicks through the end of June 2012 in the museum's Streetscape showroom. The cars on display in the showroom are owned by Southern California Buick collectors. The showroom cars are displayed behind glass and can't be accessed by visitors. The cars parked on the street outside of the showroom are owned by the museum and are accessible to visitors.
Petersen Automotive Museum web site -
Petersen Automotive Museum
Petersen is the publisher of automobile magazines, which include Motor Trend.