RUSSIA--MISCELLANEOUS. Trading House of Coi-Shin-Gong-Si. 1 Mexican Dollar, 1902. P-Unlisted. Private Issue. PMG Fine 12 Net. Repaired & Reconstructed.A seldom encountered 1902 Trading House of Coi-Shin-Gong-Si 1 Mexican Dollar. A private issue we havent recalled handling. PMG comments "Repaired & Reconstructed."