Gall was born in Woodbridge, Suffolk, where he served his apprenticeship as a printer, worked for a time in London, then with his young wife emigrated to South Australia aboard William Stevenson, arriving in Adelaide in May 1850.
[2] Shawyer left in 1856 to open his own printery on Gawler Place,[3] and Hussey and Gall continued to March 1857, when Gall took over the running of the business, at that time located at 47 King William Street, adjacent Green's Auction Mart, "at the end of a long passage".
[5] They were still at the same address when Gall founded The Comet (February 1867 – December 1881), a monthly magazine which he used, inter alia to promote his arguments for protection of native industries.
[9] They continued trading as Gall & Sheridan until November, when it became Scrymgour & Sons, and was still operating under that name at 115 King William Street in 1962.
He married again, to Winnifred Mary Giles (c. 1819 – 18 November 1888) on 16 October 1857 They had a family home at 17 Tynte Street, North Adelaide.