Image ID: SIL-SIL14-t003-07
Supplied Caption: Portrait of John Tyndall. Wood engraving , published by The Graphic (London), 1873. From The Graphic (London), 19 July 1873; biographical artcle from The Graphic mounted on verso.
Original Caption: From The Graphic (London), 19 July 1873; biographical artcle from The Graphic mounted on verso.