State of Minnesota, 09.10.1952, 20 Common Shares, #4, 21,2 x 27,5 cm, grün, schwarz, weiß, Knickfalten längs, Stub separat, links Rückstände von altem Kleber, Originalsignatur Mark Hurd.
State of Minnesota, 9 October 1952, 20 Common Shares, #4, 21.2 x 27.5 cm, green, black, white, vertical folds, stub separated, at left edge remaining old glue, signed by Mark Hurd.
EF-
Mark Hurd ist einer der Pioniere der fotogrammetrischen Vermessung gewesen.
Mark Hurd was one of the pioneers of the photogrammetric survey.