http://pec.lib.wvu.edu/record/P206761936The Monongahela Valley Coal Mining Institute cordially invites you to act as judge at its Sixth Annual Safety Meet, Riverside Park, Morgantown, West Virginia, on Saturday, July the eighteenth, nineteen hundred and thirty-six beginning at one o'clock.<p> Event invitation.</p>Monongahela Valley Coal Mining Institute (Morgantown, W. Va.)--Congresses.Coal mines and mining--Safety measures--Congresses.14256