Brennan torpedo [SEP] designer
Brennan torpedo
The Brennan torpedo was a torpedo patented by Irish-born Australian inventor Louis Brennan in 1877. It was propelled by two contra-rotating propellors that were spun by rapidly pulling out wires from drums wound inside the torpedo. Differential speed on the wires connected to the shore station allowed the torpedo to be guided to its target, up to away, at speeds of up to .
The Brennan torpedo is often claimed as the world's first guided missile, but guided torpedoes invented by John Ericsson, John Louis
guided torpedoes (Brennan torpedo) and port wreck clearance.
Estimating and Building Construction First introduced in the 1830s and included: building materials, sewerage, drainage, ventilation, gas and water supply, building design and architecture. Architecture was introduced in 1825 and by the 1840s onwards, this department was training world-class building designers and architects; men such as Lieutenant Colonel George Barney (designer of Victoria Barracks, Sydney, Australia), Captain Joshua Jebb (prison designer whose works included; Pentonville Prison, Broadmoor Hospital,