(1) Notwithstanding anything contained in this Act, any sale or purchase which took place on or before the 6th day of September, 1955 shall be deemed to have taken place inside the State if the goods have actually been delivered as a direct result of such sale or purchase for the purpose of consumption in the State, notwithstanding the fact that under the general law relating to sale of goods the property in the goods has by reason of such sale or purchase passed in another State and be subject to tax under this Act accordingly.

(2) The provisions of this section shall not affect the liability to tax of any sale or purchase under any other provision of this Act.