bhl_authorsearch        Return a list of authors that match (fully or
                        partially) the specified search string.
bhl_bioherlib           Search BHL across many API methods.
bhl_booksearch          Search for titles and items in BHL.
bhl_getauthorparts      Return a list of parts (articles, chapters,
                        etc) associated with a given BHL author
                        identifier. Unless the identifier for a
                        particular BHL author record is known in
                        advance, this method should be used in
                        combination with the AuthorSearch method.
bhl_getauthortitles     Return a list of titles associated with a given
                        BHL author identifier.
bhl_getcollections      Get a list of collections which are used to
                        group titles and items. A single collection may
                        contain either titles or items, but not both.
bhl_getinstitutions     GetInstitutions data
bhl_getitembyidentifier
                        Find and return metadata about an item or items
                        that match a specific identifier.
bhl_getitemmetadata     Return metadata about an item.
bhl_getitempages        Return a list of an item's pages.
bhl_getitemparts        Return a list of an item's parts.
bhl_getlanguages        Get a list of languages in which materials in
                        BHL have been written.
bhl_getpagemetadata     Return metadata about a page.
bhl_getpagenames        Return a list of names that appear on a page.
bhl_getpageocrtext      Return the OCR-generated text of a page.
bhl_getpartbibtex       Return a citation for a part, using the BibTeX
                        format.
bhl_getpartbyidentifier
                        Return a list of the identifiers of all
                        unpublished items.
bhl_getpartmetadata     Return a list of an item's pages.
bhl_getpartnames        Return a list of scientific names associated
                        with a part.
bhl_getsubjectparts     Return a list of parts (articles, chapters,
                        etc) associated with a subject.
bhl_getsubjecttitles    Return a list of titles associated with a
                        subject.
bhl_gettitlebibTex      Return a citation for a title, using the BibTeX
                        format.
bhl_gettitlebyidentifier
                        Find and return metadata about a title or
                        titles that match a specific identifier.
bhl_gettitleitems       Return a list of a title's items (books).
bhl_gettitlemetadata    Get title metadata
bhl_getunpublisheditems
                        Return a list of the identifiers of all
                        unpublished items.
bhl_getunpublishedparts
                        Return a list of the identifiers of all
                        unpublished parts (articles, chapters, etc).
bhl_getunpublishedtitles
                        Return a list of the identifiers of all
                        unpublished titles.
bhl_namecount           Return the number of unique names found on
                        pages in BHL.
bhl_namegetdetail       Get basic title, item, and page metadata for
                        each page on which the specified name appears.
bhl_namelist            List the unique names.
bhl_namesearch          Search for a particular name.
bhl_openurl             Not sure how this differs from their other
                        API...
bhl_partsearch          Search for parts of books in BHL, such as
                        articles, chapters, or treatments. Search
                        criteria includes title, container (journal or
                        book title), author, date of publication,
                        volume, series, and issue.
bhl_subjectsearch       Return a list of subjects that match (fully or
                        partially) the specified search string.
bhl_titlesearchsimple   Perform a simple title search.
getpages                Get many OCR-generated pages given a single
                        item id
rbhl-defunct            Defunct functions in rbhl
rbhl-package            R interface to the Biodiversity Heritage
                        Library API.
rbhlmethods             Data.frame of all the BHL API methods from the
                        BHL website.
