Answer: UMW

AnswerCrossword Clue
UMWMother Jones employer: Abbr.
UMWOrg. headed by John L. Lewis in 1920
UMWOne of the CIO's first members
UMWIndustrial org.
UMWAffiliate of the A.F.L.-C.I.O.
UMWCoal diggers' org.
UMWDiggers' org.
UMWUnderground grp.
UMWGrp. that gets the shaft?
UMWColliers' gp.
UMW"Coal-ition" initials
UMWExcavators' org.
UMWOrganized colliers.
UMWOrg. for coal diggers
UMWOre digger's org.
UMWCoal miners org.
UMWOre diggers' org.
UMWJohn L. Lewis' grp.
UMWUnderground org.
UMWJohn L. Lewis's org.
UMWCoal industry org.
UMWCoal industry labor org.
UMWOrg. for underground workers
UMWUnderground org.?
UMWOrg. concerned with shafts
UMWOrg. once headed by John L. Lewis