Queensland State Archives posted a photo:
Maryborough was founded in 1847, was proclaimed a municipality in 1861, and became a city in 1905. Its name was derived from the Mary River, which was named in 1847 after Lady Mary Lennox, the wife of the Governor of New South Wales, Sir Charles Fitzroy.
In the background can be see the Walkers Limited factory and shipyard.
Queensland State Archives Item ID436319, Photographic material