Here is the material that was added or modified for this update:

1. List of Stamps Arranged by Country

2. Appendix II:  Labels, Seals, Advertising Stamps, Etc.

   ANIMAL PROTECTION INSTITUTE  

   Two labels w/ turtles from a sheet of 22 labels issued by the Animal Protection Institute in 1980. All labels depict children's art work. Upper margin of sheet is inscribed "Toward an Animal Bill of Rights".

   HONDURAS - UNISSUED STAMP  

   This is Honduras Scott #C1038 surcharged "L. 50.00" in black and o/p'd w/ black Olympic Rings and a laurel wreath. Stamp was never issued.

   TONGA - UNISSUED STAMP  

   This is Tonga Scott #774 o/p'd in gold ink: "Tonga Welcomes the Round the World Yacht Race 1991". Stamp was never issued.

3. Appendix VI:  Personal Stamps

   Personalized stamps from Aland and Papua New Guinea, and an additional one from the United States.