JOHN A.A. THOMSON

JOHN A.A. THOMSON, PH.D., D.A. November 23, 1911 - November 28, 2011 Dr. John Ansel Armstrong Thomson, inventor of the world-famous horticultural vitamins-hormones solution SUPERthrive®, passed away peacefully on November 28, 2011, five days after his 100th birthday. Preceded in...