National Geographic Magazine - Vol 175, No 5 - May 1989

I am selling a National Geographic Magazine in used, like-new condition. Volume 175, Number 5 - May 1989 Contents: * The Baltic * Tepuis - Venezuela's Islands in Time * Searching for The Secrets of Gravity * Braving The Northwest Passage * Are the Swiss Forest in Peril * US History in A Box Comes from a pet and smoke-free environment. Pickup in Mount Pleasant (NW Calgary)