Charles Oppenheimer (page 5)

Page 56. Unidentified bird. Turdus leucotis. 57. Red-browed Finch. Turdus new Unknown artist

Unidentified Indian man John Mix Stanley

Page 58. Unidentified bird. Turdus. 59. Unidentified bird. Turdus Unknown artist

Page 135. Unidentified Bird. 136. Unidentified Bird Unknown artist

Carte de Visite of an Unidentified Actress, c.1870-90 American Photographer

Unidentified officer of the 7th Regiment of Light Dragoons, 1793 Richard Arnold

Portrait of an Unknown Man, 1524 Albrecht Dürer or Duerer

Page 250. Unidentified plant, c.1803-06 John William Lewin

Portrait of an Unidentified Noble from Shah Jahan's Court, c. 1640-1650 Unknown

Page 70. 1. Unidentified bird. Bonnet Warbler 2. Unidentified bird. Crimson-throated Manakin Unknown artist

Sister Rosetta Tharp with unknown man in her dressing room Harry Hammond

Page 127. Unidentified Bird. 128. Unidentified Bird Unknown artist

Stuck in quicksand French School

Unidentified Marital Scene Anonymous

Supposed Unidentifiable Flying Object over House Anonymous

Page 75. Unidentified bird. N. Holland Goatsucker Unknown artist

Page 69. Unidentified bird with a lizard. Sylvia rufirostris Unknown artist

Portrait of Jacques Pierre Brissot French revolutionary leader French School

Unknown Woman, 1647 Wenceslaus Hollar

Portrait of an Unidentified Woman American School

Unidentified Flying Object Anonymous

Portrait of an unknown gentleman with whiskers Joseph Swaab

Unidentified actor as Kosanro Ichojosei by Shunko Hokuei, pub. c.1830, Japanese School

Page 15. Unidentified fish 16. Unidentified fish Unknown artist

Unidentified car competing at the Boulogne Motor Week, France, 1928 Bill Brunell

Unidentified motorcycle and sidecar, Rosedale Chimney Bank, Yorkshire, c1920-c1939 Bill Brunell

Portrait of an unknown old man in an armchair Johannes Pieter de Frey

Unidentified historical performance Mattheus Ignatius van Bree

Unidentified Marital Scene Anonymous

Unidentified city view, capitol done in distance Alfred R Waud

Two unidentified fisherman women and a man named Laidlaw in Newhaven, Scotland Hill & Adamson

Broadside and bow views of eight ships and boats, and an unidentified profile bust portrait Anonymous

An unidentified officer of the 13th Bombay Native Infantry, 1824 circa George Chinnery

Page 115. Unidentified Bird. 116. Bell, miner Unknown artist

Albert Tissandier, Gaston Tissandier, and an Unidentified Man in the Basket of Their Airship Demonstrating an Electric Navigational System Featuring... Anonymous