Felix Mendelssohn-Bartholdy

by Conrad Cook, published by William Mackenzie, after Frederic Leighton, Baron Leighton
stipple and line engraving, mid 19th century
NPG D5248

Letitia Elizabeth Landon (Mrs Maclean)

by Conrad Cook, after Henry William Pickersgill
stipple engraving, 1830s
NPG D5414

Andrew Ure

by Conrad Cook, after W.L. Diamond
stipple and line engraving, 1840s
NPG D39275

Andrew Ure

by Conrad Cook, after W.L. Diamond
stipple engraving, 1840s
NPG D7523

François Pierre Guillaume Guizot

probably by Conrad Cook, published by Richard Bentley
stipple and line engraving, published 1862
NPG D13930

Johann Sebastian Bach

by Conrad Cook, published by William Mackenzie, after Lazarus Gottlieb Sichling, after Elias Gottlob Haussmann
line and stipple engraving, circa 1840-1850
NPG D14078

Ethelreda (née Harrison), Viscountess Townshend

probably by Conrad Cook, published by Richard Bentley, after Christian Friedrich Zincke
stipple and line engraving, published 1843
NPG D40071