▁Society ▁Category : Math emat ics ▁popular izers <0x0A> </s> ▁The ▁Re e ves ▁Farm st ead ▁Historic ▁District ▁is ▁a ▁nation ally ▁recognized ▁historic ▁district ▁located ▁north ▁of ▁Le ▁Mars , ▁Iowa , ▁United ▁States . ▁ ▁It ▁was ▁listed ▁on ▁the ▁National ▁Register ▁of ▁Historic ▁Places ▁in ▁ 2 0 0 1 . ▁ ▁At ▁the ▁time ▁of ▁its ▁nom ination ▁the ▁district ▁consisted ▁of ▁ 1 3 ▁resources , ▁including ▁ 1 1 ▁contrib uting ▁buildings , ▁one ▁non - contrib uting ▁building , ▁and ▁one ▁non - contrib uting ▁object . ▁ ▁The ▁contrib uting ▁buildings ▁include ▁an ▁American ▁Four ▁Square ▁house , ▁a ▁bar n , ▁c ob ▁house ▁and ▁was h ▁house , ▁hen ▁house , ▁ou th ouse , ▁machine ▁shed , ▁corn ▁c rib , ▁two ▁h og ▁houses , ▁and ▁a ▁gar age . ▁ ▁The ▁non - contrib uting ▁building ▁is ▁a ▁second ▁gar age ▁built ▁in ▁the ▁late ▁ 2 0 th ▁century , ▁and ▁the ▁non - contrib uting ▁object ▁is ▁an ▁incomplete ▁wind ▁mill . ▁The ▁buildings ▁were ▁all ▁built ▁in ▁the ▁late ▁ 1 9 th - ▁or ▁early ▁ 2 0 th ▁century , ▁but ▁exact ▁dates ▁are ▁uncertain . ▁ ▁The ▁fully ▁integrated ▁farm st ead ▁from ▁the ▁early ▁to ▁mid ▁ 2 0 th ▁century ▁features ▁buildings ▁that ▁util ize ▁simple ▁architecture ▁that ▁was ▁typical ▁of ▁many ▁Iowa ▁far ms . ▁ ▁References ▁ ▁Category : Build ings ▁and ▁structures ▁in ▁P ly mouth ▁County ,