▁and ▁music ian ▁ ▁Ar ne ▁Sak n uss em m ▁( J our ney ▁to ▁the ▁Center ▁of ▁the ▁Earth ) ▁– ▁ 1 6 th - century ▁I cel and ic ▁natural ist , ▁al chem ist , ▁and ▁travel er ▁whose ▁messages ▁guide ▁a ▁group ▁of ▁ 1 9 th - century ▁advent ur ers ▁▁ ▁H ari ▁S eld on ▁( Foundation ▁Series ) ▁– ▁math ematic ian ▁who ▁invent s ▁psych oh istory ▁ ▁C yrus ▁Smith ▁( The ▁Myst er ious ▁Island ) ▁– ▁great ▁literary ▁example ▁of ▁a ▁ 1 9 th - century ▁engineer ▁ ▁Dr . ▁Ph ine as ▁Wald olf ▁Ste el ▁– ▁robot ic ist , ▁trans human ist ▁and ▁industrial / ste amp unk ▁music ian ▁ ▁Fran ny ▁K . ▁Stein ▁– ▁child ▁scient ist ▁who ▁frequently ▁invent s ▁mon sters ▁to ▁combat ▁various ▁danger ▁ ▁Tom ▁Swift ▁and ▁Tom ▁Swift , ▁Jr . ▁( children ' s ▁stories ) ▁– ▁father - and - son ▁team ▁of ▁invent ors ▁ ▁C raw ford ▁T illing h ast ▁( short ▁story ▁" From ▁Bey ond ") ▁– ▁invent or ▁of ▁a ▁machine ▁which ▁allows ▁per ception ▁of ▁normally ▁imper cept ible ▁things ▁ ▁Professor ▁Abraham ▁Van ▁Hels ing ▁( D rac ula ) ▁– ▁nem esis ▁of ▁Br am ▁Sto ker ' s ▁D rac ula ; ▁in ▁later ▁inc arn ations , ▁the ▁professor ▁has ▁not ▁f ared ▁so ▁well , ▁and , ▁in ▁some ▁adapt ations , ▁is