H & L 147 said:H & L 157's 1956 ALF later reassigned to H & L 147
Trivia: this rig Reg.#412 was originally assigned to L107 until 1963, then went to L157, and finally L147 so the middle number 1_7 was the only change.H & L 147 said:H & L 157's 1956 ALF later reassigned to H & L 147