In October 1919 he was given the temporary rank of brigadier-general.
Despite the name, temporary rank may be held for a considerable period of time, perhaps even years.
On the 25 April 1916 he was given the temporary rank of captain.
He was promoted to the temporary rank of lieutenant colonel.
His temporary rank became a brevet on 3 June 1917.
Less than four months later he was appointed a flight commander with the temporary rank of captain.
But I did say it was a temporary not substantive rank.
"I hope these are only temporary ranks, because the instant they check us out medically, I'm going to be back in my office."
From 1916 to 1918, he served as a field cashier with the temporary rank of Major.
He was appointed brigadier general with temporary rank on May 31, 1864.