Arthur W. Upfield 
The Lake Frome Monster [EPUB ebook] 

When Eric Maidstone was found dead near Bore Ten, just west of the Dingo-proof Fence, the first thought of those who discovered his body was that he might have been attacked by the rogue camel known as The Lake Frome Monster. But camels don’t carry guns… and Maidstone had a bullet-hole in his chest which put the Monster in the clear. So who killed young Maidstone? Bony, disguised as a worker on the Fence, intends to find out…