glue and molasses roller, to print the first edition of a newspaper that was ever run from a cylinder press--the historic edition of _The London Times_. The problem of the inking apparatus solved, there was no longer any limit to the exercise of inventive genius in the advancement of the printing art; and it is, therefore, to the printer's roller, more than to any one thing, that that art owes its wonderful preeminence to-day. There is no record in any of the histories of printing, or in encyclopaedias, of who it was that introduced the composition roller into use in this country, or any reference to the date when it came into service. De Vinne, in his "Typogra