John Tyndall

תיאור

The file contains:;a) an etching showing a portrait of Tyndall, printed in a newspaper, glued on a sheet, 12.5 x 15.5 cm. Subscript: John Tyndall. The eminent chemist. On the back two English newspaper articles about Tyndall and a poem, 1872-1874.;b) a b&w photograph (silver print) by Mora, New York, showing a portrait of Tyndall, 6.5 x 10.5 cm. Subscript: Prof. Tyndall. Mora, 707 Broadway.;c) an oval steel engraving showing a portrait of Tyndall, 14 x 20 cm. At the bottom a facsimile of his signature, ca. 1850.;d) a steel engraving by Geo. E. Perine, showing a portrait of Tyndall, 14 x 20 cm. Ca. 1850. Subscript: Prof. John Tyndall, F.R.S.;e) a lithography showing a portrait of Tyndall, 24 x 34 cm. Ca. 1880.