books.google.co.jp - Includes Part 1, Number 1: Books and Pamphlets, Including Serials and Contributions to Periodicals (January - June)...http://books.google.co.jp/books/about/Catalog_of_Copyright_Entries_Third_Serie.html?hl=ja&id=RhwhAQAAIAAJ&utm_source=gb-gplus-shareCatalog of Copyright Entries. Third Series
