1. Sir Rowland Hill stamp set - 1795-1879 - 100 sets printed only as First day covers
2. Swiss Air Transport Co special day cover set. from 1931 to 26th march 1981, ti will be 50 years since the airlines Balair ( Basle ) and Ad Astra ( Zurich ) joined forces under the name of swiss air transport co. ltd, swiss air. to mark the occasion a jubille flight and this stamp set ( very rare ) was issued.
3. UNESCO STAMPS in stamp album in set
The above stamps are in very big demand all over the world and many are increasing the price as only 100 nos were printed.
if you have these stamps keep them as check the market before you sell it as it has increased drastically. Rates are going on for all 3 at the moment at US dollars 25000/-
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