There is a  certain romance about zeppelins  and their stamps are eagerly sought by collectors. This issue from Paraguay consisted of five stamps released on May 6 1933. There are the 4p. 50 blue, 9p. carmine, 13 p. 50 green, 22.50p. yellow-brown and 45p. violet. They were designed by Rodolfo. Litho. Perf 12.

Paraguay Zeppelin set

For more information on this issue, see: http://stampselector.blogspot.com.au/2009/11/stamp-investment-tip-paraguay-1931-35_01.html.