There are exempted from the computation of the amount of the sales tax the gross receipts from any sale of tangible personal property which is shipped to a point outside this State pursuant to the contract of sale by delivery by the vendor to such point by means of:

1. 1. Facilities operated by the vendor;
2. 2. Delivery by the vendor to a carrier for shipment to a consignee at such point; or
3. 3. Delivery by the vendor to a customs broker or forwarding agent for shipment outside this State.

[66:397:1955]