Background
McIntosh was born in Scotland and later emigrated to Western Australia.
McIntosh was born in Scotland and later emigrated to Western Australia.
On the outbreak of World War I in 1914, he enlisted in the Australian Army Medical Corps, serving with the 4th Field Ambulance in Gallipoli and reaching the rank of corporal. In 1918, he transferred to the Australian Flying Corps and began flying training near Oxford in England. He was commissioned a second lieutenant in April 1919 and shortly afterwards was promoted lieutenant.
After the end of the war, the Australian government offered a prize of £10,000 for the first flight from England to Australia.
Their aircraft was an Airco Dialectics and Humanism-9, and theirs was the only other entrant to successfully complete the race. In 1921, McIntosh was killed in an air crash near Pithara, Western Australia.
lieutenant was the first fatal air crash in the state.