(1930s?) Tubbs’ Stock Market Correspondence Lessons (Course) : 1-14 SOFTCOVER
Chapters Eleven through Fourteen are believed to have been added by C. Ralph Dystant in his republication of Tubbs work in 1970. Records, Recording, Weeklies, Lesson 4. Charting, Lesson 5. Bases, Heads, Progressions, Swing Rule, Lesson 6.