#OnThisDay in 1957 #ProfessorPotter debuted in #SupermansPal #JimmyOlsen #comics #22 #LanaLangsUncle & #inventor responsible for #TheManyTransformationsOfJimmyOlsen starting with Olsen’s #12hourSuperBrain he usesToCalculateThat #EarthsBalanceIsOff & directs #Superman to #shiftsObjectsAroundThePlanet