Philatelic Week (1973) - Issue of 1973 Overprinted "1973 PHILATELIC WEEK" and Surcharged 15s 1974
Now showing: Philippines - Postage stamps - 1974 - Philatelic Week (1973) - Issue of 1973 Overprinted "1973 PHILATELIC WEEK" and Surcharged 15s - 1 stamps.