Contains the list of accessions to the library, formerly (1894-1909) issued quarterly in its series of "Bulletins."

Contains the list of accessions to the library, formerly (1894-1909) issued quarterly in its series of "Bulletins."

A supplement to and partial revision of B-P-H (1968), this book contains over 25,000 title entries arranged alphabetically by title and is designed as a key to entries in both volumes. It features citation abbreviations for all titles, improved cross-referencing and an expanded thesaurus of title words and their abbreviation equivalents. The supplement includes periodicals dealing with biotechnology, molecular biology, environmental studies and conservation.