The "Ardatov type" stamp is a philatelic name for the fifth design type used by the EZGB for the issue of zemstvo postage stamps from 1902 onward. According to literature sources, it was named after Ardatovsky Uyezd, for whose stamp printing it was used for the first time.
January 1, 1871 β the Kadnikov Zemstvo Post was opened.
From 1903, all subsequent issues of zemstvo postage stamps were produced in St. Petersburg at the Expedition for the Preparation of State Papers.