Gary Halbert, the boron letters
Gary Halbert and The Boron Letters… The copywriter Legend Gary Halbert, was one of the greatest copywriters of the 21st century, having generated over $1,000,000,000 in revenue during his career, Gary Halbert’s clients include Rolls-Royce (The Rolls-Royce letter) and many other major international companies. in August of 1978, he was sent to the Boron federal …