https://www.wvhistoryonview.org/catalog/002938https://www.wvhistoryonview.org/image/002938.jpgUnited Mine Workers Convention, Lonaconing, Md1917/02/25Coal Mines and Mining--Non-WV--UMWA--Bittner Collection.Labor unions--Congresses.Group portrait of the U.M.W.A. in front of Evans Opera House at a convention in Lonaconing, MD.West Virginia History OnView