Bibliographer (noun)

1. A specialist in bibliography, the study and description of books as physical objects.
2. An expert in the study of books as physical objects and their cataloging, description, and history.

Origin:

From greek biblio- + -grapher, meaning a writer or compiler of books.

Examples:

1. She is a bibliographer who specializes in the study of rare books.
2. He is a bibliographer who has written several books on the history of printing.
3. The bibliographer carefully examined the first edition of the book.
4. The bibliographer"s job is to ensure the accuracy of the library"s catalog.
5. The bibliographer's expertise is in the field of manuscript studies.