he wrote so many brilliant songs - but ...

… Then in 1915, my country said "son
It's time you stopped rambling, there's work to be done"
So they gave me a tin hat, and they gave me a gun
And they marched me away to the war…

A bit of artistic licence? or did he get it wrong? My Grandmother's 3 brothers & all their mates were wearing Akubras just like the one I wear, image 34, right - they didn't get their tin hats until they went to France, where one of my Great uncles died.

My Akubra keeps the rain off my glasses & the sun out of my eyes, but ...

A google image search shows the Turks were also lacking tin hats.