Engraving water temperatures, map original lithograph from 1898

• 1898 engraving on the oceans and their temperatures, with 2 world maps of marine water temperatures in february and august. • original document and not a copy. • signed by vignerot, demoulin sc. • the condition of the engraving is very good. • on the back of the sheet is a map with america, the pacific ocean and the atlantic and the depth of the surrounding ocean. • from a larousse encyclopedia in french, witness of its time, as much by content as by style. • the size of the central frame is about 20 X 26-27cm, ideal to frame (see image with example of frame) • the sheet is a high quality wove paper, creamy white. • I offer other engravings in the same style on this account (see my profile). For the combined purchase of several engravings please contact me, 10% discount for 3 engravings buy, 20% from 5. The shipment is done by cardboard envelope.