Catalog of Bulgarian Postage covers for 1991 year.

Philately Bulgaria - New Generation

Philateliya Bulgaria

Publications

Stamp catalogs

Catalog of Bulgarian Postage covers for 1991 year.
The numbering in brackets below the main one is taken from the Catalog of Bulgarian Postal Entities, Part II, covers with Tax Mark (1953-1961) by Bulphila Publishing House and the Michel Catalog.

1990 year.

1992 year.

Image	Information

1990 year.

1992 year.