/PRNewswire/ Workers at the Glenstone Museum, a private contemporary art museum in Potomac, Maryland, have joined Teamsters Local 639. The group of 89.
Glenstone museum workers vote on unionizing as labor showdown drags on washingtonpost.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from washingtonpost.com Daily Mail and Mail on Sunday newspapers.