103. Air waybill as evidence of contract.

The air waybill or cargo receipt1 is prima facie evidence of the conclusion of the contract, of the receipt of the cargo and of the conditions of carriage2. Further, the statements in it relating to the weight, dimensions and packing of the cargo, as well as those relating to the number of packages, are prima facie evidence of the facts stated, although those relating to the quantity, volume and condition of the cargo do not constitute evidence against the carrier except so far as they both have been, and are stated in the air waybill or cargo receipt to