Scott 2010 U.S. Specialized Postage Stamp Catalog
This volume features US Stamps & Covers, Confererate States, Canal Zone, Danish West Indies, Guam, Hawaii and United Nations. Almost 99% of the stamp illustrations appear in color.

This catalog is a 'must have' for the serious U.S. collector and features a number of significant editorial changes and enhancements, plus many price increases in valuations of stamps from the Classic era.
Item No. C10S

2011 Scott Standard Postage Stamp Catalogue Volume 1 (US and Countries A-B)
The 30,000 value changes recorded in Volume 1 are spread among a number of countries including the United States, Argentina, Australia and Australian States, Brazil, Bulgaria and French Andorra.

More than 4,200 value changes were made in the United States, U.S. possessions and United Nations sections. Startling increases can be found for many rare stamp varieties that are lettered minors.

Activity was heavy for several South American countries. In Argentina, 4,221 value changes were recorded, with most appearing in the postage section. More than 4,000 value changes were recorded in Brazil. The very first set, Scott 1-3 increased substantially. In fact almost all the sets and singles have a change in either the unused or used column..
Item No. C111

2011 Scott Standard Postage Stamp Catalogue Volume 2 (Countries C-F)
The 2011 edition of the Scott Standard Postage Stamp Catalogue Volume 2 includes countries of the world C-F.

Value activity was robust with more than 30,000 changes. Leading the way was the People's Republic of China with more 7,000 changes. Other countries showing a high number of value changes are Colombia (3,101), French Offices Abroad (2,263), Canada (2,120), Chile (1,496) and Ethiopia (1,003).

In the People’s Republic of China, early issues show generally modest increases in value. The startling increases appear in the late 1950s and early 1960s and the Cultural Revolution era.
Item No. C112

2011 Scott Standard Postage Stamp Catalogue Volume 3 (Countries G-I)
Thousands of value changes were recorded in Volume 3 of the 2011 Scott Standard Postage Stamp Catalogue, which includes listings and values for Countries of the World G-I.

Ireland is the country with most value changes recorded with more than 3,600. Value increases in the stamps of Ireland are spread throughout the listings, and some are significant. The 1922 Provisional Government 2sh6p-10sh high-value overprints, Scott 36-38, show definite upward strength. Scott 36 moves to $325 unused, $550 mint never hinged and $450 used for 2011, from $200 unused, $400 mint never hinged and $325 used in last year’s Volume 3.

Other countries with significant changes include Ghana, Gibraltar, Greece, Grenada, Hungary, India, Iran and Iraq.

Editorial enhancements include the addition of new lettered minor varieties in 21 countries and the appearance of several new major numbers for Guadeloupe and the Feudatory States of India.
Item No. C113

2011 Scott Standard Postage Stamp Catalogue Volume 4 (Countries J-M)
Value activity in Volume 4 is centered on more of the modern issues. In Kuwait, starting about 1990 the number of value changes increases noticeably and the sizes of the value increases also are striking. In Macao, stamps from 1981 to mid-2000s era had considerable gains. An example is Scott 539, the 1.30p Dr. Sun Yat-sen souvenir sheet of 1 of 1986. It leaps to $62.50 mint, never hinged and $45 used, from just $12 mint, never hinged and $9 used in last year’s Volume 4. There were more than 900 value changes in Latvia with sharp increases for stamps issued under Russian occupation in 1919, Scott 2N1-2N36.

Volume 4 is the first Volume of the 2011 catalogues that features the new country alignments. The 2011 edition of Volume 4 contains countries of the world alphabetically from the J through the M countries..
Item No. C114

2011 Scott Standard Postage Stamp Catalogue Volume 5 (Countries N-SAM)
Paraguay, New Caledonia, Oman, the Philippines, Qatar and El Salvador are just a few of the hundreds of countries with notable value activity recorded in Volume 5, which now includes listings for countries of the world N-Samoa.

In Paraguay more than 3,200 changes were recorded. Limited supply for many of the issues pushed values up for stamps beginning in 1880s and continuing to the early 1960s. In New Caledonia significant increases can be found starting with the very first issue and running through stamps issued through the 1960s.
Item No. C115