Need to ask about a lot?

GUATEMALA - 1870's-1980's EX DEALERS STOCK BOOK A mostly used range, chronologically presented on old manilla stock pages, in a non philatelic three ring binder. An extensive range, with most issues identified by Scott Catalogue number with shade & postmark interest, unchecked in any detail, light duplication seen throughout, inc Postal issues with 19th Century ranges to peso values, Airs & Officials. (guess 1500+ stamps)