National Stamp Exhibition "TOPEX '93" - Wisconsin, U.S.A. 1993
Now showing: Mongolia - Postage stamps - 1993 - National Stamp Exhibition "TOPEX '93" - Wisconsin, U.S.A. - 2 stamps.
Now showing: Mongolia - Postage stamps - 1993 - National Stamp Exhibition "TOPEX '93" - Wisconsin, U.S.A. - 2 stamps.