2 4 , ▁ 1 9 5 3 . ▁Her ▁disapp earance ▁spark ed ▁a ▁search ▁involving ▁ 2 , 0 0 0 ▁people . ▁In ▁the ▁first ▁year ▁following ▁her ▁disapp earance , ▁investig ators ▁question ed ▁more ▁than ▁ 3 , 5 0 0 ▁people . ▁, ▁no ▁trace ▁of ▁her ▁has ▁been ▁found . ▁ ▁Dis app earance ▁ ▁On ▁October ▁ 2 4 , ▁ 1 9 5 3 , ▁V ig go ▁R asm ussen , ▁a ▁professor ▁at ▁La ▁C ros se ▁State ▁College ▁( now ▁University ▁of ▁Wisconsin – La ▁C ros se ), ▁h ired ▁Ev ely n ▁Hart ley , ▁the ▁daughter ▁of ▁a ▁fellow ▁professor , ▁to ▁take ▁care ▁of ▁his ▁ 2 0 - month ▁old ▁daughter . ▁That ▁evening , ▁Ev ely n ' s ▁father ▁Richard ▁called ▁the ▁R asm ussen ▁house ▁several ▁times ▁after ▁she ▁failed ▁to ▁check ▁in ▁as ▁planned ▁at ▁ 8 : 3 0 ▁PM ; ▁he ▁received ▁no ▁answer . ▁Conc ern ed , ▁he ▁drove ▁to ▁the ▁R asm ussen ▁house . ▁When ▁Richard ▁arrived , ▁the ▁doors ▁were ▁locked , ▁the ▁lights ▁and ▁radio ▁were ▁on , ▁and ▁items ▁were ▁scattered ▁all ▁over ▁the ▁house . ▁The ▁living ▁room ▁furn iture ▁had ▁been ▁moved ▁around ▁to ▁different ▁places , ▁as ▁were ▁Ev ely n ' s ▁school ▁books . ▁Richard ▁found ▁her ▁sho es ▁in ▁different ▁rooms , ▁one ▁sh oe ▁up st airs , ▁and ▁one ▁down st airs . ▁He ▁also