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| | Mavin International |
 | | $5, ND (1967), Sultan Omar Ali Saifuddin III, Colour Trial, red, (cf. |
 | | $10, ND (1967), Sultan Omar Ali Saifuddin III, Colour Trial, purple, (cf. |
 | | P.463), Specimen No. 00442, serial no. A000000, red Specimen ovpt., practically uncirculated; not the usual specimens, said to be left behind from the Japanese occupation in Singapore, very scarce. |
| mavininternational.com /auction0403/CAT0801.HTM (2572 words) |
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