▁its ▁fleet ▁with ▁its ▁corpor ate ▁orange ▁and ▁white ▁li very ▁and ▁the ▁' S ' ▁logo . ▁The ▁' S ' ▁logo ▁was ▁col oured ▁differently ▁in ▁each ▁division : ▁mag enta ▁for ▁Northern , ▁blue ▁for ▁Central ▁and ▁green ▁for ▁Southern . ▁For ▁corpor ate ▁operations , ▁the ▁par cel ▁operations ▁( in her ited ▁from ▁Manchester ), ▁and ▁the ▁co aching ▁fleet , ▁the ▁' S ' ▁logo ▁was ▁in ▁orange ▁ ▁In ▁the ▁early ▁ 1 9 7 0 s , ▁SE L NE C ▁began ▁to ▁promote ▁a ▁project ▁to ▁construct ▁an ▁under ground ▁railway ▁beneath ▁central ▁Manchester , ▁the ▁Pic c - V ic ▁tunnel . ▁The ▁scheme ▁aim ed ▁to ▁link ▁the ▁two ▁main ▁railway ▁stations , ▁Pic c ad illy ▁and ▁Victoria ▁with ▁a ▁tunnel . ▁The ▁project ▁was ▁eventually ▁cancel led ▁on ▁grounds ▁of ▁cost . ▁ ▁On ▁ 1 ▁January ▁ 1 9 7 2 , ▁SE L NE C ▁P TE ▁acquired ▁National ▁Bus ▁Company ' s ▁North ▁Western ▁Road ▁Car ▁subs idi ary ▁with ▁bus es , ▁services ▁and ▁dep ots ▁in ▁Al tr inch am , ▁G loss op , ▁Old ham , ▁Stock port ▁and ▁U rm ston . ▁The ▁corpor ate ▁orange ▁and ▁white ▁li very ▁was ▁applied , ▁with ▁the ▁' S ' ▁logo ▁in ▁brown ▁and ▁the ▁name ▁" Ch esh ire ". ▁( M ost ▁of ▁the ▁N WR CC ▁operations ▁bought ▁by ▁SE L NE C ▁were ▁in ▁the ▁old ▁county ▁of ▁Ch esh