He was appointed Keeper of the Yorkshire Museum in 1858, at the age of 31 and already married with four children at the time.[1][2] Dallas was an editor and translator for the Zoological Record, the Annals and Magazine of Natural History and the Popular Science Review. In 1868 he was elected to the post of Assistant Secretary of the Geological Society, resulting in his resignation from the role of Keeper.[1]
^ abcPyrah, B. (1988). "Palaeontological Wealth (1857-1892)". The History of the Yorkshire Museum and its Geological Collections. North Yorkshire County Council. pp. 81–103.