BHUTAN (1969) Grasshopper*. Rhinoceros beetle*. Pair of simulated 3-D stamps used on registered cover. Scott Nos 101,101A. Yvert Nos 216-7. These stamps were sold primarily to dealers and collectors and were hardly ever used on cover. Only 5 such covers discovered so far!
AVAILABLE AT $150
EAST GERMANY (1969) Beetles*. Registered letter franked with full set of stamps. Scott Nos 1048-53. Yvert No 1107-12.
AVAILABLE AT $15