24 books in series

Schaum's Outline

Schaum's Outline is a 24-book series with 24 released primary works first released in 1959 with contributions by Murray R. Spiegel, Seymour Lipschutz, Dennis Spellman, Barnett Rich, Christopher Thomas, Jerome L. Rosenberg, Lawrence M. Epstein, Marc Lipson, Conrad J. Schmitt, Schaums, Donald Pitts, Richard Bronson, Govindasami Naadimuthu, Milton Gussow, John Nolt, Dennis Rohatyn, Achille Varzi, Alvin Halpern, Robert E. Moyer, Frank Ayres, Frank Ayres Jr., Elliott Mendelson, Philip A. Schmidt, Roger L. Tokheim, Fred Safier, V.K. Balakrishnan, John R. Hubbard, Robert C. Wrede, Stacy Palen, and Gabriel B. Costa.