Catalogue of books on philately in the Public Library of the city of Boston

Several symbols appear in the left margin of certain catalogue entries: the equals sign (=), en-dash (–) and a circular bullet (●). No explanation is given in the book for the significance of these symbols which are reproduced as in the original.

ITEMS PRINTED IN THIS STYLE OF TYPE
WERE GIVEN BY
THE BOSTON PHILATELIC SOCIETY.
January, 1903. Press of D. H. Bacon & Co., derby, conn.

Also public documents.

Adenaw, Julius. 2234.13
A complete catalogue of the revenue stamps of the United States, including all private and state issues, and giving all minor varieties, with the market value of every stamp.
Albrecht, R. F. , and Company, publishers. 2232.22