Written by Kaye S. There are two types of subs, fast attacks and boomers.. Fast Attack subs serve two functions: (1) accompanying an aircraft carrier group to protect it from bad guys or (2) deployed alone on special missions as hunter-killers (searching for bad guy subs). They are designated with SSN in their name.
The $400 stamp in the sheet features the stamp-on-stamp design. Guyanaâs Kaieteur Falls, one of the worldâs most spectacular and powerful waterfalls, is shown in the selvage. An inscription in the selvage reads: âOne Cent Black on Magenta. The year 2006 marks the 150th anniversary of the printing of the rarest and most valuable stamp in the world, the âOne Cent Black On Magenta.â
British Guiana. This 1856 one cent black on red stamp was once considered to be the worldâs most expensive. Printed in rush because of urgent need, the chosen paper was of poor quality. The stamp depicts a ship and also the latin motto of the colony which says â we give and we seek in returnâ.