Some possibility the author is writing about Robert O'Hara Burke, but he was not married.Two letters typed .1) An air letter form J.L. Lonergan of Eastern Pensylvania addressed to Ballaratt University, and eventuallty delivered to the Ballarat School of Mines. The letter requests information on a Mrs Burke of Ballarat, whose husband was lost in the Bush. Mrs Burke ran a boading house. The author worked for Morris Machine Works and remembered a Chief Engineery from Ballarat visiting the plant at the beginning of World War One. .2) A letter on University of Melbourne letterhead redurecting the letter to Ballarat. The letter was signed by F.G. Elford for F.H. Johnston (Registrar)/j.l. lonergan, robert o'hara burke, mrs burke, kearney, f.g. elford, letterhead, f.h. johnston, morris machine works, air letter, aerograme