Winglets Save Billions of Dollars in Fuel Costs. During the 1970s, the focus at Dryden Flight Research Center shifted from high-speed and high-altitude flight to incremental improvements in technology and aircraft efficiency.
Scorekeeper. Definition. The national media who keep track of and help make political reputations, note who is being mentioned as a presidential candidate, and help decide who is winning and losing in Washington politics.
Bookkeeping is usually performed by a bookkeeper. A bookkeeper (or book-keeper) is a person who records the day-to-day financial transactions of a business. He or she is usually responsible for writing the daybooks, which contain records of purchases, sales, receipts, and payments. bookkeeper (or book-keeper) is a person who records the day-to-day financial transactions of a business. He or she is usually responsible for writing the daybooks, which contain records of purchases, sales, receipts, and payments.