Explanation of the new system of classification, devised for the Mercantile Library of PhiladelphiaJohn Edmands · First published 1883Open the Tome
New system of classification and scheme for numbering booksJohn Edmands · First published 1883Open the Tome
New system of classification and scheme for numbering books, applied to the Mercantile library ..John Edmands · First published 1883Open the Tome
