The Encyclopedie was published under the direction of Diderot from 1751 onward with thousands of articles written by the most prominent philosophers and scientists of the time. These great minds collaborated in the goal of assembling and disseminating the fruits of accumulated knowledge and learning. This massive reference work for the arts and sciences, served to propagate Enlightened ideas. Read a full description of this work and Diderot at Wikipedia.com.
Nice pair of copper engravings depicting numerous heralds from throughout Europe beautifully engraved by Benard. Each herald is accompanied by a basic description. Both sheets are roughly the same size.