This article is a bit too long for El Quetzal, but the internet has plenty of space. It is a wonderful article written by our member Dr. Andrew Cheung, #999. Andrew is the editor of The Hong Kong Philatelic Society’s Journal No. 17 (March 2013), and is an award-winning exhibitor of Guatemalan and other areas. Numerous articles of his have appeared in El Quetzal. He is also Chairman of and is active in the HKPS activities including promoting youth stamp collecting programs.