H. Siderius (page 15)

Detail of the dispute of St. Catherine of Alexandria with the philosopher, in front of the Roman Emperor Maxentius Bernardino di Betto Pinturicchio

View of the east side of Tower Bridge, Stepney, London Anonymous

Mercury and Minerva arm a hero with a bull's hide and a laurel wreath, 1604 Jan Harmensz Muller

Palpares libelluloides (antlion) Anonymous

Hyperolius viridiflavus (common reed frog) Anonymous

Zygopetalum rostratum F. Sander

Battle of Sidi-Ferruch, 14th June 1830 Jean-Baptiste-Prudent Carbillet

Tiberius Cavallo (1749 – 1809) Anonymous

Tiberius Gracchus Luca Signorelli

'Hepoona Roo' [Greater glider] Charles Catton the younger

John Brooks (Side wheeler), 1890 Anonymous

Siege of Breda (leaf with riders) Jan Gerritsz. van Bronchorst

Sunny Side, Prague, 2014 Sylvia Paul

Filament of a Spider Lily Flower Anonymous

TT sidecar riders Cyril Smith and Eric Oliver with their passengers T. M. Badger

Burnside's Expedition Crossing Hatteras Bar Anonymous

Side profile of a woman sitting on a chair with another woman standing beside her Anonymous

Nassarius glans Anonymous

Portrait of Gerardus Joannes Vossius Joachim von Sandrart

An elephant outside the railway station at Delhi, India H Hands & Son

Gallarius Oratory Anonymous

Tondo: Panel of the family of Septimius Severus, c.200 AD Roman Period Egyptian

Portrait of a Gentlema, traditionally identified as Sir Robert Sidney later 1st Earl of Leicester English School

A tablet outside Herod's Temple, Jerusalem, forbidding strangers to enter Anonymous

Epidendrum orchids, Hawaii Anonymous

View of Trinity Lavra of St. Sergius, 1912 Boris Mikhailovich Kustodiev

South side of St Paul's Cathedral, London James Malton

Relief Sculpture of Marcus Aurelius with Members of His Court Anonymous

Side of the Smithsonian Institution Building Anonymous

Gongylus gongylodes (wandering violin mantis) Anonymous

Two views of Mrs H John Harden

Southeastern Side of White House Anonymous

Claudius Civilis Blockades the Romans in Vetera Castra Otto van Veen

Decaisnea Insignis, H.f. et T Walter Hood Fitch

A. C. Gracilis, H. f. et T.; B. Codonopsis (Campanumcea) Javanica, H.f. et T. C. C. Inflata, H.f. & T Walter Hood Fitch

Hans Thorszelius drinking champagne and Bjorn Waldegaard, winners of the Acropolis Rally Anonymous