Each year, the stamps featured on the cover of the catalogue follow a specific theme as follows:
- 1868:
- 2002:
- 2003: Air-related (for the 100th anniversary of the first airplane flight)
- 2004: Buildings
- 2005: Nature
- 2006: Transportation
- 2007: Scouting
- 2008: Unusual stamps
- 2009: Abraham Lincoln
- 2010: Birds
- 2011: Landmarks
- 2012: Bridges
- 2013: Lighthouses
- 2014: People
- 2015:
- 2016: Skylines
- 2017: Royalty
