Hong Kong, Selection of Modern Errors, 1990s, two stockpages with 19 uncommon EFOs, including color omissions, color shifts, misperforations, blind perforations, and part-perforations; all Post Office fresh including blocks with plate numbers, marginals, gutter strip and souvenir sheets, o.g., never hinged, Very Fine, interesting collateral for your collection or stock; see it all online.