Sovetskii Soiuz (SSSR) /
Hermann Haack Geographisch-Kartographische Anstalt Gotha.
Perlt, H.
Peuckert, H.
Gotha : VEB Hermann Haack Geographisch-Kartographische Anstalt,
[1959]
Issued on 4 sheets.
Mounted on muslin and fitted with rods.
"12/59."
Relief shown by shading, gradient tints, and spot heights.
Depths shown by gradient tints.