Moving to Sydney's Eastern Suburbs, 150 pounds ($300) in 1966 was all you needed for a deposit for a unit at Eastlakes. According to the RBA Inflation Calculator, the deposit would be equivalent to $3600 in today's money. A two bedroom unit would have you set you back about $10 000 or about $120 000 when measured in current terms. The median price for a two bedroom unit today in Eastlakes is about $455 000 according to realestate.com.au.
Source: Parkes Developments Pty. Ltd. 1966. "Move in Immediately: And your rent pays off your home unit at Eastlakes," The Daily Telegraph, October 29:27.