ial ▁train ▁car ▁with ▁a ▁bad ▁head ache ▁and ▁Johnson ▁kept ▁his ▁fore head ▁cool ▁by ▁bath ing ▁his ▁fore head ▁in ▁cold ▁water . ▁Lincoln ▁was ▁diagn osed ▁with ▁a ▁m ild ▁form ▁of ▁small po x , ▁Vari ola , ▁although ▁some ▁histor ians ▁believe ▁the ▁case ▁was ▁more ▁serious . ▁He ▁was ▁bed rid den ▁for ▁three ▁weeks , ▁through ▁much ▁of ▁December . ▁▁ ▁Lincoln ▁became ▁ill ▁during ▁the ▁late ▁ 1 8 6 3 ▁and ▁early ▁ 1 8 6 4 ▁small po x ▁out break ▁in ▁Washington , ▁D . C . ▁T ad ▁Lincoln ▁had ▁small po x ▁by ▁the ▁day ▁that ▁Lincoln ▁left ▁for ▁G ett ys burg , ▁which ▁prevent ed ▁Mary ▁Tod d ▁Lincoln ▁from ▁travel ing ▁with ▁Lincoln . ▁ ▁The ▁Chicago ▁Trib une ▁published ▁on ▁January ▁ 1 2 ▁that ▁the ▁ep ide mic ▁had ▁become ▁a ▁" gre at ▁terror " ▁in ▁which ▁people ▁avoided ▁public ▁places ▁and ▁convey ances . ▁ ▁Johnson ▁t ended ▁to ▁Lincoln ▁and ▁by ▁January ▁ 1 2 , ▁ 1 8 6 4 , ▁he ▁was ▁sick ▁himself ▁with ▁the ▁disease . ▁By ▁January ▁ 1 4 , ▁he ▁was ▁in ▁the ▁hospital . ▁Lincoln ▁recovered , ▁but ▁by ▁January ▁ 2 8 , ▁Johnson ▁was ▁dead . ▁Lincoln ▁paid ▁of ▁the ▁mort g age ▁on ▁the ▁Johnson ▁family ' s ▁house ▁and ▁sent ▁money ▁to ▁his ▁family . ▁He ▁paid ▁off ▁half ▁of ▁a ▁loan ▁that ▁he ▁had ▁cos igned ; ▁The ▁bank