Books by W. M. Spangler / Director High School and Mathematics International Correspondence SchoolsClick here for all books by W. M. Spangler / Director High School and Mathematics International Correspondence Schools available for purchase on-line. Practical Arithmetic : Part 4 : Speeding Up and Checking Calculations Powers Roots and Number Systems [Critical / Practical Study ; Review Reference ; Biographical Details ; in Depth Research ; Practice / Process Explained ; Eductation / Learning ] by W. M. Spangler / Director High School and Mathematics International Correspondence Schools listed for sale on Bibliophile Bookbase. Click here for full details and on-line purchase. Bibliophile Bookbase lists over 5 million books, maps and prints including out of print books, livres d'occasion, livres illustrées, libri rari and fine bindings. Bibliophile Bookbase for antiquarian books, maps and prints. |