MARVIN EDER’S INTENSE SHOULDER WORKOUT!! HOW JOHN DAVIS HELPED MARVIN EDER DEVELOP PRESSING POWER!

In this video we learn how Champion Olympic Weightlifter John Davis helped Marvin Eder develop his pressing power, and Marvin Eder explains his unique shoulder pressing workout! Enjoy! New merchandise available at : PayPal donations are welcome: goldenerabookworm@ To take full advantage of my new collaboration visit: Old School Labs: and use bookworm12 to get 12% off products Vince Gironda: and use GEB20 for 20% off apparel and books To purchase out of print bodybuilding courses as ebooks, emagazines and autographed photos please visit To purchase Vince Gironda’s bodybuilding courses and ebooks visit Please donate via PayPal to goldenerabookworm@ Become a Patreon at Contact me to donate your old magazines, books and memorabilia on goldenerabookworm@ Marvi