▁Arizona , ▁train ▁station ), ▁a ▁bug gy ▁without ▁a ▁horse , ▁and ▁a ▁v int age ▁American ▁autom obile ▁from ▁the ▁ 1 9 3 0 s . ▁A ▁sign ▁by ▁a ▁ 1 9 3 7 ▁Roll s - Ro y ce ▁mentions ▁that ▁it ▁may ▁have ▁been ▁used ▁by ▁Adolf ▁Hitler , ▁a ▁supp osition ▁re iter ated ▁by ▁the ▁origin ator ▁of ▁the ▁exhib it . ▁W inding ▁cor rid ors ▁and ▁exhib it ▁h alls ▁with ▁painted ▁mon ster ▁foot print s ▁on ▁the ▁flo ors ▁eventually ▁lead ▁to ▁the ▁" Th ing ", ▁a ▁m umm ified , ▁likely ▁female ▁" M other " ▁of ▁possibly ▁Chinese ▁or ▁Native ▁American ▁descent ▁who ▁died ▁in ▁the ▁ 1 8 8 0 s ▁to ▁early ▁ 1 9 0 0 s , ▁and ▁a ▁m umm ified ▁" Child " ▁age ▁and ▁descent ▁unknown ▁but ▁infer red ▁to ▁be ▁the ▁son ▁or ▁daughter ▁of ▁the ▁" M other ". ▁They ▁are ▁presented ▁in ▁separate ▁but ▁closely ▁linked ▁displays , ▁coff in , ▁and ▁small ▁coff in , ▁bed ding , ▁and ▁scratch ed ▁p lex ig lass ▁covering . ▁One ▁story ▁as ▁to ▁the ▁origin ▁of ▁the ▁" Th ing " ▁is ▁that ▁the ▁" M other " ▁and ▁" Child " ▁were ▁illegal ▁border ▁cross ers ▁who ▁were ▁found ▁and ▁sla ugh tered ▁by ▁unknown ▁cow boy ▁band its ▁during ▁a ▁shoot out ▁and ▁found ▁dec ades ▁later ▁as ▁m umm ified ▁bodies ▁by ▁a ▁ran cher ▁in