Here is a quote from Michael Rogers' buylist; he's the
primary "Asia" dealer-auctioneer in the U.S.
Michael Rogers is paying US $75 for the set of 3, and they
apparently have no Scott number.
http://www.michaelrogersinc.com/pdf/buylist200406.pdf1716-9 ....................... 1.50
1740-9 ..................... 18.50
1750-1 ....................... 5.50
1862a S/S ................ 10.00
2232 Unissued ......... POR
2232 Specimen .... 1000.00
Saving stamps of 1962 (3v)
............................... 75.00B14-6 ..................... 100.50
C62 ............................ 1.50
C62a .......................... 3.00
C63 .......................... 12.00
C64 ............................ 5.00
C65-7 ...................... 22.00