▁units ) ▁from ▁Camer on , ▁while ▁Camer on ▁retained ▁the ▁Le T our ne au ▁Dr illing ▁Product s ▁division . ▁ ▁References ▁ ▁Further ▁reading ▁▁▁▁▁▁▁▁ ▁Le T our ne au , ▁R . G . ▁M over ▁of ▁Men ▁and ▁Mountains , ▁Aut obi ography ▁( Pr ent ice - H all ▁ 1 9 6 0 , ▁ 1 9 6 7 ; ▁Re print ▁Mo ody ▁Press ▁ 1 9 6 7 , ▁ 1 9 7 2 ), ▁▁▁ ▁" ▁The ▁Le T our ne au ▁Leg end ", ▁Equ ip ment ▁history , ▁ ▁( Global ▁General ▁Publishing ▁P ty ▁Ltd ; ▁ 1 9 9 5 , ▁ 1 9 9 8 , ▁ 3 rd ▁re vised ▁edition ▁ 2 0 0 7 ) ▁▁ ▁" ▁The ▁Le T our ne au ▁Archive ", ▁Equ ip ment ▁history , ▁ ▁( Global ▁General ▁Publishing ▁P ty ▁Ltd ; ▁ 2 0 0 5 ) ▁▁ ▁" ▁W AB CO ▁Australia ", ▁Le T our ne au ▁Australia ▁history , ▁ ▁( Global ▁General ▁Publishing ▁P ty ▁Ltd ; ▁ 2 0 0 7 ) ▁ ▁" ▁The ▁W AB CO ▁Archive ▁W heel - T ractor ▁Sc rap ers ", ▁Let our ne au - West ing house ▁scra per ▁history , ▁ ▁( Global ▁General ▁Publishing ▁P ty ▁Ltd ; ▁ 2 0 1 1 ) ▁ ▁Category : 1 9 2 9 ▁establish ments ▁in ▁California ▁Category : Def unct ▁manufact uring