The Cape Government Railways 0-4-0ST of 1873 is a South African steam locomotive from the pre-Union era in the Cape of Good Hope.In 1873 two Cape gauge saddle-tank locomotives with a 0-4-0 wheel arrangement were placed in construction service by Mac Donald & Company, contractors to the Port Elizabeth and Uitenhage Railway Company. When the contract was completed in 1875, the railway and the locomotives were taken over by the Midland System of the Cape Government Railways.