9 0 7 ▁and , ▁after ▁slow ▁initial ▁u pt ake ▁due ▁to ▁their ▁high ▁cost , ▁became ▁widely ▁accepted ▁in ▁the ▁ 1 9 2 0 s . ▁The ▁vast ▁majority ▁of ▁he ars es ▁since ▁then ▁have ▁been ▁based ▁on ▁larger , ▁more ▁powerful ▁car ▁ch ass is , ▁generally ▁retain ing ▁the ▁front ▁end ▁up ▁to ▁and ▁possibly ▁including ▁the ▁front ▁doors ▁but ▁with ▁custom ▁body work ▁to ▁the ▁rear ▁to ▁contain ▁the ▁coff in . ▁ ▁First ▁Call ▁vehicles ▁▁ ▁A ▁First ▁Call ▁vehicle ▁is ▁used ▁to ▁pick ▁up ▁the ▁remains ▁of ▁a ▁recently ▁dece ased ▁person , ▁and ▁transport ▁that ▁person ▁to ▁the ▁fun eral ▁home ▁or ▁m org ue ▁for ▁prepar ation . ▁ ▁Rail ▁transport ▁ ▁A ▁few ▁big ▁cities ▁provided ▁special ▁rail ▁lines ▁and / or ▁fun eral ▁t rol ley ▁cars ▁and / or ▁sub way ▁cars ▁to ▁carry ▁bodies ▁and ▁m ourn ers ▁to ▁remote ▁c em eter ies ▁such ▁as ▁in ▁Sydney , ▁NS W ▁and ▁London ▁and ▁tram ▁services ▁were ▁common . ▁ ▁Chicago , ▁Illinois ▁operated ▁ 3 ▁different ▁fun eral ▁t rol ley ▁cars ▁over ▁the ▁elev ated ▁tracks ▁in ▁dow nt own ▁Chicago ▁to ▁out lying ▁c em eter ies ▁in ▁the ▁western ▁sub ur bs . ▁ ▁A ▁special ▁fun eral ▁b ureau ▁handled ▁the ▁fun eral ▁trains ▁which ▁sometimes ▁operated ▁ 3 – 4 ▁fun eral ▁trains ▁a ▁week ▁over ▁the ▁" L ". ▁ ▁Motor cycle ▁he ars es ▁▁ ▁The ▁motor cycle ▁he arse