Arthur W. Upfield 
Death of a Swagman [EPUB ebook] 

In an isolate hut not far from the sleepy country town of Merino, stockman George Kendall is found dead – and it looks very much like murder. Six weeks later Bony arrives incognita at Merino and provokes the local police to lock him up. There is method in Bony’s madness – in semi-detention he is made to paint the police station and keeps a perfect disguise while searching for single-minded killer…