South Australian Register (Adelaide, SA : 1839 - 1900), 25 February 1851, page 2
http://nla.gov.au/nla.news-article38453200
All articles from this newspaper: South Australian Register (Adelaide, SA : 1839 - 1900)
http://joannenova.com.au/2012/07/charles-sturts-time-so-hot-that-thermometers-exploded-was-australias-hottest-day-in-1828-53-9c/