By the 1840s, Major Mitchell was building the Illawarra Road (now Forest Road) on the ridge through ‘Lord’s Bush’, which required enormous amounts of trees and bush to be cleared.
Tahun 1840-an, Major Mitchell membangun Illawarra Road (sekarang Forest Road) di pegunungan ini melintasi 'Lord's Bush', yang membutuhkan penebangan pohon dan semak dalam jumlah besar.