Louis Spier Robertson was born 5 August 1868 in Sydney, New South Wales, Australia, the son of Louis Robertson (the principal assistant architect to the Government of New South Wales) and his wife Isabella (née Spier).
[2] Robertson worked as a surveyor and architect in Sydney circa 1890 to 1896.
In 1896, he moved to Rockhampton, Queensland, where he married Elizabeth Frances Leighton on 26 April 1896.
Robertson began a successful architectural practice in Rockhampton at East Street from January 1897 until 1905 when he returned to Sydney.
[8] This Wikipedia article incorporates text from "The Queensland heritage register" published by the State of Queensland under CC-BY 3.0 AU licence (accessed on 7 July 2014, archived on 8 October 2014).