1 Kings 10:22
The king had a fleet of trading ships at sea along with the ships of Hiram. Once every three years it returned, carrying gold, silver and ivory, and apes and baboons.
http://www.biblegateway.com/passage/?search=1+Kings+10%3A22&version=KJV
http://www.freerepublic.com/focus/chat/3759206/posts?page=4#4