Almost 12,000 value changes are recorded in Volume 1, with more than 2,600 of these changes seen in the United States and United Nations listings. In the U.S. Postage section, there are scattered changes, both up and down.
There were 1,200 changes for the U.N listings, with a significant number of increases concentrated among modern issues.
Other countries with significant value activity include the Bahamas, Benin and Bermuda. There are also several notable new listings incorporated in the U.S. listings, including a die-cutting-omitted error of the 23¢ Wilma Rudolph booklet pane of 10, Scott 3436c, and imperforate pair listings for the 1940 Stock Transfer stamps, Scott RD67a-RD85a.
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