Bibliotheca incunabulorum: England, France, Germany, Italy, the Netherlands, Spain, and Switzerland. ; pt. II. France, Germany, Italy, the Netherlands, Portugal, Spain, and Switzerland of which there is no copy in any public or private library in the U. S. A. according to the "Census of 15th Century Books in America."; pt. III. Austria, England, France, Germany, Italy, the Netherlands, Spain and Switzerland with an appendix of bibliographies about incunabula