Postage stamp embossing change: the same postage stamps issued chronologic with different postage stamp embossings
Postage stamp embossing omission: the same postage stamps issued chronologic with and than without embossing
Postage stamp embossing design change: the same postage stamps issued chronologic with different postage stamp embossing designs
Edition 1889: with embossing(heraldic eagle)Edition 1908: without embossing
Edition 01.1872: small heraldic eagleEdition 06.1872: large heraldic eagle