Letter (paper size) "official" "Government Letter" size, , was used in government, while paper was standard in most other offices. In the U.S., paper density is usually measured in "pounds per ream" (of 500 sheets). Typical Letter paper has a basis weight of paper of – the weight of 500 sheets (a ream) of paper at and at 50% humidity. One ream of 20-pound Letter-sized paper weighs , and a single Letter-sized sheet of 20-pound paper weighs , which is equivalent to 75.19 g/m. Some metric information is typically included on American ream packaging. For example, 20-pound paper is also labeled as 75
Norman B. Ream Norman B. Ream Norman B. Ream (1844-1915) was an American businessman. A Civil War veteran, Ream became a millionaire by investing in steel, railroads, insurance, and banking. Norman B. Ream was born on November 5, 1844 in Harnedsville, Somerset County, Pennsylvania. He was educated in public schools. During the American Civil War of 1861-1865, he served in the 85th Pennsylvania Infantry of the Union Army. He became the youngest man to be promoted from private to First-Lieutenant in the Union Army. However, he was "incapacitated" by war wounds. Shortly after the war, in 1866, Ream moved to Princeton, Illinois, where