Hippolyte Bayard, Self-portrait as a Drowned Man, 1840, direct paper positive

George Barnard, Burning of Oswego Mills, 1853, daguerreotype

Joly de Lotbinière, View of the Propylea, Acropolis, Athens, 1839, engraving after daguerreotype

Robert Cornelius, attr., Seated Couple, c. 1840, daguerreotype

Albert Southworth, Self-portrait, c. 1848, daguerreotype 

Unknown, Académie, c. 1845, daguerreotype

Latticed Window, Lacock Abbey, earliest surviving paper negative, 1835

Queen’s College,  Oxford, salted paper print from a calotype negative, c. 1843

Articles of China, salted paper print from a calotype negative, 1844

The Open Door, salted paper print from a calotype negative, 1843

Dr. Alexander Keith, c 1843, salted paper print from a calotype negative

The Fishergate, St. Andrews, calotype, 1843/6

The Morning After, “He greatly daring, dined,” calotype, August 1844

Maxime du Camp, The Colossus of Abu Simbel, Nubia, 1850, salted paper print by Blanquart-Evrard from calotype negative

Baldus, Roman Arch at Orange, 1851, salted pap print from pap negative

Charles Nègre, Le Secq at Notre Dame, gelatin silver print from original calotype, 1851

Henri Le Secq, Large Figures, North Porch, Chartres, 1852, salted paper print from pap.neg.

Gustave Le Gray, Mediterranean Sea at Sete, 1857, albumen print from two glass negatives

Forest at Fontainebleau, 1849-52, salted paper print from waxed paper negative

Charles Marville, Ecole des Beaux Arts in the Snow, 1852or 53, salted paper print from paper negative

Self-portrait at a Window, Feb 20, 1851, salted paper print from paper negative

Impasse de la Bouteille, 1865-8, albumen print from collodion negative

Rue de la Monnaie, 1865, albumen print

Disdéri, Princess Buonaparte Gabrielli, c 1862, uncut carte de visite cards

Nadar, Portrait of Gautier, salted paper print, 1857 (p. 67); Baudelaire, salted paper print, 1856

Adrian Tournachon and Dr. Duchenne de Boulogne, Dr. Duchenne and patient, 1862

Oscar Rejlander, Tournachon, and others, plate from Charles Darwin, The Expression of Emotions in Man and Animals , 1872, heliotype