Hi Stephen I think the chemist you are looking for may be Oscar Banche. I trove search for "Banche chemist" will bring up several references and advertisements for Oscar Banche working in Longreach. http://trove.nla.gov.au/ndp/del/article/70933083?searchTerm=banche%20chemist&searchLimits= http://trove.nla.gov.au/ndp/del/article/67944505?searchTerm=banche%20chemist&searchLimits= Regards Angela