If you look at this page http://search.ancestry.com.au/iexec?htx=View&r=5544&...
and then go to number 311 and 312 (3rd column page 2, which is the first page of the document scanned)
Burke Edward W is there on both lines
Do I assume it's father and son?
Despite my best efforts to google i can't find out what the letters AVAS mean - i can see other letters next to other names but just can't work it out