| Related Items: | Preceded by the Ohio Poland-China record (v. 1- published by the Ohio Poland-China record association; v. 7-27, by the Ohio Poland-China record company) and the Central Poland-China record (v. 1-26) first published by the Central swine record association, of Indiana, later by the Central Poland-China record association. In January, 1906, the Ohio Poland-China record company and the Central Poland-China record association united to form the National Poland-China record company, and the "National Poland-China record" superseded the publications of the earlier associations, its first issue being numbered "v. 28", in continuation of the numbering of the earlier series. |