Bill 4: An Act Ratifying, Confirming and Declaring to be in Full Force and Effect Certain Special Franchise Agreements and the By-laws Authorizing the Same Between Canadian Western Natural Gas Company Limited and the Towns of Didsbury, Innisfail and Olds and the Villages of Airdrie, Bowden, Carstairs, Crossfield, Delburne, Nobleford, Penhold and Picture Butte