▁ ▁Pacific ▁passenger ▁steam ▁locomot ives . ▁In ▁ 1 9 1 2 ▁they ▁will ▁be ▁designated ▁ ▁by ▁the ▁S AR . ▁▁ ▁The ▁last ▁eight ▁ 8 th ▁Class ▁ 2 - 8 - 0 ▁Cons olid ation ▁type ▁locomot ives . ▁In ▁ 1 9 1 2 ▁they ▁will ▁be ▁designated ▁Class ▁ 8 Z ▁on ▁the ▁S AR . ▁ ▁The ▁final ▁batch ▁of ▁ten ▁ 8 th ▁Class ▁ ▁M ast odon ▁type ▁locomot ives . ▁In ▁ 1 9 1 2 ▁they ▁will ▁be ▁designated ▁Class ▁ 8 F ▁on ▁the ▁S AR . ▁ ▁Six ▁" Type ▁B " ▁ 4 - 6 - 0 ▁steam ▁locomot ives ▁enter ▁service ▁on ▁the ▁Av ont uur ▁narrow ▁gauge ▁line ▁in ▁the ▁Lang k lo of . ▁ ▁A ▁single ▁ 0 - 4 - 2 ▁invert ed ▁s addle - t ank ▁locomot ive ▁named ▁C aled onia ▁is ▁placed ▁in ▁service ▁by ▁the ▁Cape ▁Co pper ▁Company ▁as ▁a ▁sh un ting ▁engine ▁at ▁O ' ok ie p ▁in ▁the ▁Cape ▁Col ony . ▁ ▁Natal ▁ ▁Two ▁new ▁Cape ▁gauge ▁locomot ive ▁types ▁enter ▁service ▁on ▁the ▁Natal ▁Government ▁Rail ways ▁( NG R ): ▁ ▁Tw enty - five ▁Class ▁E ▁ ▁Mountain ▁type ▁tank ▁locomot ives . ▁In ▁ 1 9 1 2 ▁they ▁will ▁become ▁the ▁Class ▁G ▁on ▁the ▁S AR . ▁ ▁Fif ty ▁Class ▁B ▁ ▁M ast odon ▁type ▁main line ▁steam ▁locomot ives . ▁In ▁