It means the actual date that the signature was signed on the document.
Quick Answer. A half-barrel keg of beer weighs 140 to 170 pounds. It holds 15.5 gallons, which is about seven cases of beer. Keg sizes are not standardized, so volumes and measurements can vary slightly between countries and manufacturers. Continue Reading.
The two values are distinguished in American English as the short and long hundredweight and in British English as the cental and the hundredweight. The short hundredweight or cental of 100 lb (45.359237 kg) is used in the US and Canada.