Units of paper quantity as ISO 4046. In Europe, the DIN 6730 standard for Paper and Board includes a definition of 1 ream of A4 80gsm (80 g/m) paper equals 500 sheets. The word 'ream' derives from Old French "reyme", from Spanish "resma", from Arabic "rizmah" "bundle" (of paper), from "rasama", "collect into a bundle". (The Moors brought manufacture of cotton paper to Spain.) Early variant rym (late 15c.) suggests a Dutch influence. (cf. Du. "riem"), probably during the time of Spanish Habsburg control of the Netherlands. The number of sheets in a ream has varied locally over the centuries, often according to the
Norman B. Ream Todd Lincoln, Ream was the executor of Pullman's will. Ream served on the Board of Directors of the U.S. Steel. Additionally, Ream was involved in the railroad business, serving on the Board of Directors of the Pullman Company, as well as the Boards of the Baltimore and Ohio Railroad, the Chicago and Erie Railroad, the Cincinnati, Hamilton and Dayton Railway, the Erie Railroad, the New York, Susquehanna and Western Railway, the Pere Marquette Railway, and the Seaboard Air Line Railroad. Ream was also active in the insurance business, serving on the Boards of the Equitable Life Assurance Society of the