00318nam a2200109 a 450000500170000000800410001704100080005810000180006624500690008426000390015365000160019220261014142117.0261009s1955    ii            000 0 eng d0 aeng1 aHenry Sticker10aHow to Calculate Quickly (The Art of Calculation)cHenry Sticker  aNew YorkbDover Publicationsc1955  aMathematics