Northern Territory Electoral Rolls are available from Ancestry.com for the following years: 1922-1980

1980
[District of Gillen]
149 Larapinta Drive, Alice Springs
Ronald James Sterry, bricklayer

Legend:
% = Bermondsey, Surrey, UK line
+ = Longhope, Gloucestershire, UK line
* = Bury St Edmunds, Suffolk, UK
** = Lowestoft, Suffolk, UK
^^ = Minsterworth, Gloucestershire, UK line
# = Ruardean, Gloucestershire, UK line