: Edifil often categorizes its volumes by color-coded series to represent different historical periods: Bordeaux Series : Focused on 19th-century classic stamps. Blue Series : Dedicated to 20th-century issues.
: Collectors use these catalogs to identify specimens and determine a "catalog value" (CV), which often serves as a benchmark for bidding on online auctions. : While traditionally a physical book, digital versions in Catalogo Edifil 2012 Pdf
A unique feature of Edifil is its coverage of regional "local" stamps (Telegrafos, Aéreos) and those issued during the Civil War by different factions. : Edifil often categorizes its volumes by color-coded
Edifil is a commercial publisher. They sell physical books (and more recently, digital licenses via their website and app). They do not release their annual catalogs into the public domain. The 2012 edition is still under copyright. : While traditionally a physical book, digital versions