Count Alessandro Giuseppe Anastasio Volta

by Ambrose Tardieu, after Nicolo Bettoni
line engraving, circa 1810-1827
NPG D1244

George Edwards

by Ambrose Tardieu, after Bartholomew Dandridge
stipple engraving, circa 1810-1841
NPG D21110

André Marie Ampere

by Ambrose Tardieu
line engraving, 1825
NPG D1241

Henri Gratien, comte Bertrand

by Ambrose Tardieu
stipple engraving, circa 1825-1841
NPG D15929

Dominique Joseph René Vandamme, comte d'Unebourg

by Ambrose Tardieu
stipple engraving, circa 1825-1841
NPG D15984