http://pec.lib.wvu.edu/record/P187371973-1975Area manpower summary : "labor market digest", Bluefield labor market area (Mercer County, West Virginia.<p> Serial. Printed Ephemera Collection has: 1973:Oct., 1974:Nov.-1975:Nov. Frequent errors in volume and issue numbering. Subtitle varies.</p>Labor market--West Virginia--Mercer County--Statistics--Periodicals.Labor market--West Virginia--Mercer County--Periodicals.14256