A mixed cell reference is a combination of relative and absolute cell references. In spreadsheets, cell references are used in a variety of commands, charts, functions and formulas. Continue Reading.
Adolph Levis, Entrepreneur And Philanthropist, Dies at 89. Adolph Levis, the inventor of the Slim Jim dried meat snack, died on Tuesday in the Hospice by the Sea in Boca Raton, Fla. He was 89. Born in Philadelphia, Mr. Levis, who was known as Al, dropped out of school at 16 and began selling spices, pickles and condiments during the Depression.
History & Culture. Dr. James Naismith was the Canadian-born physical education instructor who, inspired by a teaching assignment and his own childhood, invented basketball in 1891. Naismith was born in Almonte, Ontario and educated at McGill University and Presbyterian College in Montreal. He was the physical education teacher at McGill University (1887 to 1890) and moved to Springfield, Massachusetts in 1890 to work at the Y.M.C.A.