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All
- South American Juruparis
- Soups
- Sopwith Military Biplane
- Song Sparrow
- Son, why hast thou thus dealt with us
- Somersaults
- Some Young People of Montmarte
- Some types of American and foreign aeroplanes
- Some types of American and foreign aeroplanes
- Some Reptiles of the Late Paleozoic Age
- Some Oligocene Mammals
- Some Mesozoic Reptiles
- Some Late Mesozoic Reptiles
- Some early medical entomology
- Solomin praying in the temple
- Soldiers' Monument at Buffalo, N. Y
- Soldiers 12th Century
- Soldiers - 12 th Century
- Soldier on horse
- Soldier Banner
- Soldier and the lady
- Soho Market
- Snowy Egret
- Snow-shoes
- Snow Goose
- Snapping turtle
- Snake Goddess and Votary
- Smooth Snake
- Smoke Signaling
- Smith selling blue beads to Powhatan
- Smith saved from Death
- Smiling and rubbing his hands
- Small Wigs and Big Fees
- Small chambered Cannon
- Small Breed White pig, Shown at Bedford
- SM
- Slow Worm
- Slings of Warfare
- Slinging—VIII. Century
- sleeping lion
- Sleeping Cat
- Sleeping Bat
- Slaves on a cotton plantation
- Slate-colored Junco
- Skylark, and young ones
- Skulls of Iguanodont and Trachodont Dinosaurs
- Skulls of Horned Dinosaurs
- Skulls of Dinosaurs, illustrating the principal types
- Skull of Phororhacos Compared with that of the Race-horse Lexington
- Skull of Ceratosaurus
- Skull of Bear (Ursus), showing the dentition
- Skink
- Skin Tents
- Skin Jacket
- Skeletons of the Gibbon, Orang, Chimpanzee, Gorilla, Man
- Skeleton of Tyrannosaurus in comparison with human skeleton
- Skeleton of Triceratops
- Skeleton of the Pig
- Skeleton of the Ox
- Skeleton of the Modern Horse and of His Eocene Ancestor