Moscow City Clay 1681-1682 "The two-headed eagle with the letters P and U"

The earliest Moscow brands are a double -headed eagle of various sketches, in shields of various shapes, sometimes with a date, expressed at first by Slavic letters, later Arabic numerals.The stigma of a round shape, the letter "p" is depicted to the left of the eagle, to the right the letter "y".(1681-1682)