Taiwans Poststamps document the ownership of the Pratas Island and Itu Aba (Spratly Group)
by Wolfgang Schippke, (DC3MF)

The Republic of Taiwan had a special stamp-issue showing the two peace-monuments, errected in 1955 on Pratas Island, and on Itu Aba, the claimbed island in the Spratly Island Group.

If I become more and detailed information - I will publice it here.
(updated, 12.May 1997)