Units of paper quantity size and type of paper being sold. Reams of 500 sheets (20 quires of 25 sheets) were known in England in c1594; in 1706 a ream was defined as 20 quires, either 24 or 25 sheets to the quire. In 18th- and 19th-century Europe, the size of the ream varied widely. In Lombardy a ream of music paper was 450 or 480 sheets; in Britain, Holland and Germany a ream of 480 sheets was common; in the Veneto it was more frequently 500. Some paper manufacturers counted 546 sheets (21 quires of 26 sheets). J.S. Bach's manuscript paper at Weimar
How a Mosquito Operates ... will be a 'release' for vaudeville next season by Mr. McCay. The film will be named "How a Mosquito Operates"." McCay made the drawings on translucent rice paper. The film came before the development of cel animation, in which animators draw on clear sheets of celluloid and lay them over static backgrounds. Thus, on each drawing McCay had to redraw the background, which appears to waver slightly due to the difficulty of reproducing it perfectly each time. McCay re-used some of the drawings to loop repeated actions, a technique he used once in "Little Nemo" and more extensively in