Charles Augustus Hartley

English engineer and entrepreneur

British civil engineer and railway manager

Manufacturer of railway equipment

British administrator in India

Scottish architect and civil engineer

English major-general of the Royal Engineers and prison administrator

Australian civil engineer, politician, grazier, and artist

British railway engineer

English-born Australian engineer and entrepreneur

Mining engineer and J.P.

Chief mineral agent to the Marquis of Bute

British businessman

Civil engineer

British army officer and administrator

British engineer

British explorer, officer, naturalist, big game hunter, engineer, writer and abolitionist

Ironmaster, industrial chemist, railway owner

British engineer

British engineer

British mechanical engineer in Switzerland