Charles Drummond – P&L Accumulation Distribution Charles Drummond – P&L Accumulation Distribution P&L Accumulation & Distribution Seminar: Knowing When to Trade; The Art of Trading by Charles Drummond 185 pp. (1993) Here is a sample segment from the “Accumulation/Distribution Seminar.” The Drummond Envelope is introduced in this work: “Before we go ahead, we have […]