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One of the scales or carpels of the American Arbor-Vitae, the inside exposed to view, showing a pair of ovules on its base.

Arbor-Vitae

One of the scales or carpels of the American Arbor-Vitae, the inside exposed to view, showing a pair…

Horsetail, view of under side of the shield-shaped body, bearing a circle of spore-cases.

Horsetail

Horsetail, view of under side of the shield-shaped body, bearing a circle of spore-cases.

Horsetail, view spore-case from the under side of the shield-shaped body.

Horsetail

Horsetail, view spore-case from the under side of the shield-shaped body.

Horsetail, view of a spore with the attached arms moistened.

Horsetail

Horsetail, view of a spore with the attached arms moistened.

Horsetail, view of a spore with the attached arms dry.

Horsetail

Horsetail, view of a spore with the attached arms dry.

Inside view of one of the bracts and spore-case.

Lycopodium Carolinianum

Inside view of one of the bracts and spore-case.

View of three stages of the conjugation

Desmid

View of three stages of the conjugation

Cysts on a living rose leaf, sectional view.

Cysts

Cysts on a living rose leaf, sectional view.

A detailed view of the back of the hog-louse of the Hermatopinus urius species.

Hog Louse

A detailed view of the back of the hog-louse of the Hermatopinus urius species.

A detailed view of the scansorial claw of the hog-louse of the Hermatopinus urius species.

Hog Louse

A detailed view of the scansorial claw of the hog-louse of the Hermatopinus urius species.

Cicada egg punctures, side view of an egg-chamber.

Cicada

Cicada egg punctures, side view of an egg-chamber.

The whirligig beetles are a family (Gyrinidae) of water beetles that normally live on the surface of the water. They get their common name from their habit of swimming rapidly in circles when alarmed, and are also notable for their divided eyes which can see both above and below water.

Whirligig Beetle Larva

The whirligig beetles are a family (Gyrinidae) of water beetles that normally live on the surface of…

Epicauta vittata species; coarctata larva from back.

Blister Beetle

Epicauta vittata species; coarctata larva from back.

The saddle-back caterpillar of the Empretia stinulea species.

Caterpillar

The saddle-back caterpillar of the Empretia stinulea species.

The saddle-back caterpillar of the Empretia stinulea species.

Caterpillar

The saddle-back caterpillar of the Empretia stinulea species.

The saddle-back moth of the Empretia stinulea species.

Moth

The saddle-back moth of the Empretia stinulea species.

Bellerophon, a song of Glaucus, King of Ephyre, by Eurymede, was at first called Hipponous. The murder of his brother, whom some call Alcimenus and Bellerus, procured him the name of Bellerophon, or murderer of Bellerus.

Bellerophon and the Chimaera

Bellerophon, a song of Glaucus, King of Ephyre, by Eurymede, was at first called Hipponous. The murder…

(1723-1780) An English jurist who in 1759 published a new edition of the <em>Great Charter and Charter of the Forest</em>.

Sir William Blackstone

(1723-1780) An English jurist who in 1759 published a new edition of the Great Charter and Charter…

Hind leg of Apis, wax cutter and outer view of leg.

Bee Leg

Hind leg of Apis, wax cutter and outer view of leg.

Hind leg of Bombus, inner view of same and first joint of tarsus.

Bee Leg

Hind leg of Bombus, inner view of same and first joint of tarsus.

(1769-1821) King of Italy, Mediator of the Swiss Confederation and Protector of the Confederation of the Rhine, born Napoleone di Buonaparte.

Napoleon Bonaparte

(1769-1821) King of Italy, Mediator of the Swiss Confederation and Protector of the Confederation of…

(672-754) Saint Boniface was the Apostle of the Germans, born Winfrid or Wynfrith, was a missionary who propogated Christianity in the Frankish Empire during the 8th century. He was murdered in Frisia.

Saint Boniface

(672-754) Saint Boniface was the Apostle of the Germans, born Winfrid or Wynfrith, was a missionary…

Coin of Brindaban, a town in Northwest India.

Brindaban

Coin of Brindaban, a town in Northwest India.

A Byzantine coin.

Coin

A Byzantine coin.

(100 BC- 44 BC) A Roman military and political leader and one of the most influential men in world history.

Julius Caesar

(100 BC- 44 BC) A Roman military and political leader and one of the most influential men in world history.

Also known as Pandanus and is native to the Old World tropics and western Pacific Ocean islands.

Screw Pine

Also known as Pandanus and is native to the Old World tropics and western Pacific Ocean islands.

Rice is a species of grass native to tropical and subtropical southern and southeastern Asia and Africa. Rice is a staple for a large part of the world's human population.

Rice

Rice is a species of grass native to tropical and subtropical southern and southeastern Asia and Africa.…

Three suspended concentric circles free to move independently of each other at right angles.

Gyroscope

Three suspended concentric circles free to move independently of each other at right angles.

Two dimensional view of the cuts required to create the conic sections hyperbola, parabola, ellipse, and circle.

Conic Sections 2D

Two dimensional view of the cuts required to create the conic sections hyperbola, parabola, ellipse,…

An ancient Greek sceptre from Tarentum.

Ancient Greek sceptre

An ancient Greek sceptre from Tarentum.

Gold and crystal sceptres from Mycan&aelig;.

Mycanæ:n sceptres

Gold and crystal sceptres from Mycanæ.

A sceptre from the seal of Edward the Confessor.

Sceptre of Edward the Confessor

A sceptre from the seal of Edward the Confessor.

Sceptre from a portrait of Richard II.

Sceptre of Richard II

Sceptre from a portrait of Richard II.

"A genus of Old World bulbous plants belonging to the order Lilac&aelig;." &mdash;Finley, 1917

Scilla

"A genus of Old World bulbous plants belonging to the order Lilacæ." —Finley, 1917

A coin of ancient Rome, the sesterce.

Sesterce

A coin of ancient Rome, the sesterce.

"A shilling from the time of Henry VII."&mdash;Finley, 1917

Shilling

"A shilling from the time of Henry VII."—Finley, 1917

"Side view of <em>Amphioxus</em>: fs, fin supports; nc, notochord; ot, oral tentacles."&mdash;Finley, 1917

Side view of lancelet

"Side view of Amphioxus: fs, fin supports; nc, notochord; ot, oral tentacles."—Finley,…

A side view of the human skull at birth.

Infant skull

A side view of the human skull at birth.

A top down view of the human skull at birth.

Infant skull

A top down view of the human skull at birth.

Adult skull, side view.

Adult skull

Adult skull, side view.

Front view of an adult skull.

Adult skull

Front view of an adult skull.

A bottom view of an adult human skull.

Adult skull

A bottom view of an adult human skull.

A top down view of a human skull.

Adult skull

A top down view of a human skull.

"The King Charles spaniel, a breed of toy spaniel. It is black and tan."—Finley, 1917

King Charles Spaniel

"The King Charles spaniel, a breed of toy spaniel. It is black and tan."—Finley, 1917

"The Japanese spaniel, sometimes called the 'sleeve dog', is black and white in color; coat massive and very silky; tail tightly curled over its back, with flowering plume; very diminutive, some specimens weighing under four pounds."—Finley, 1917

Japanese Spaniel

"The Japanese spaniel, sometimes called the 'sleeve dog', is black and white in color; coat massive…

Side view of a human spinal column.

Spinal column

Side view of a human spinal column.

"View from above of the Atlas, the first cervical vertebra."&mdash;Finley, 1917

Atlas

"View from above of the Atlas, the first cervical vertebra."—Finley, 1917

"Side view of the axis, the second cervical vertebra."&mdash;Finley, 1917

Axis

"Side view of the axis, the second cervical vertebra."—Finley, 1917

Side view of the dorsal vertebra.

Dorsal vertebra

Side view of the dorsal vertebra.

Occipital bone of the human skull, inner surface. It is situated at the back and base of the skull. Labels: 9,9, and 10,10, depression for reception of lobes of brain; 11, foramen magnum.

Occipital Bone of the Human Skull

Occipital bone of the human skull, inner surface. It is situated at the back and base of the skull.…

Vomer bone, a single bone placed at the back part of the nasal cavity, and forms part of the septum of the nasal fossae.

Human Vomer Nasal Bone

Vomer bone, a single bone placed at the back part of the nasal cavity, and forms part of the septum…

Palate bone. Palate bones form the back part of the roof of the mouth; part of the floor and outer wall of the nasal fossae, and a very small portion of the floor of the orbit.

Human Palate Bone

Palate bone. Palate bones form the back part of the roof of the mouth; part of the floor and outer wall…

Side view of spinal column, without sacrum and coccyx. Labels: 1 to 7, cervical vertebrae; 8 to 19, dorsal vertebrae; 20 to 24, lumbar vertebrae; A, A, spinous processes; C, D, transverse processes; E, intervertebral aperture or foramen; a, atlas; 2, axis.

Human Spinal Column

Side view of spinal column, without sacrum and coccyx. Labels: 1 to 7, cervical vertebrae; 8 to 19,…

Sternum, front and side view. The sternum, or breast bone, is a flat narrow bone, situated in the median line in the front of the chest, and consisting, in the adult, of 3 portions.

Human Sternum Bone

Sternum, front and side view. The sternum, or breast bone, is a flat narrow bone, situated in the median…

A simple complete joint, one type of movable articulation. The synovial membrane is represented by dotted lines. They have a secreting membrane placed between their opposing surfaces, which keeps them well lubricated and capable of free movement one upon the other.

A Simple Complete Joint

A simple complete joint, one type of movable articulation. The synovial membrane is represented by dotted…

Muscles of the back. Labels: 50, latissimus dorsi; 51, trapezius; 52, deltoid. The muscles of the back are in 5 layers, one beneath another. The two largest and most superficial are the trapezius and the latissimus dorsi.

Muscles of the Human Back

Muscles of the back. Labels: 50, latissimus dorsi; 51, trapezius; 52, deltoid. The muscles of the back…

Muscles of the back. Labels: 50, latissimus dorsi; 51, trapezius; 52, deltoid. The muscles of the back are in 5 layers, one beneath another. The two largest and most superficial are the trapezius and the latissimus dorsi.

Muscles of the Chest and Abdomen

Muscles of the back. Labels: 50, latissimus dorsi; 51, trapezius; 52, deltoid. The muscles of the back…

Muscles of the leg, superficial view of the calf. Labels: 22, tendo Achillis (Achilles heel); 21, gastrocnemius; 18, soleus; 16, peroneal.

Muscles of the Leg

Muscles of the leg, superficial view of the calf. Labels: 22, tendo Achillis (Achilles heel); 21, gastrocnemius;…

General view of the sympathetic nervous. Labels: 1,2,3, cervical ganglia; 4, 1st thoracic ganglion; 5, 1st lumbar ganglion; 6, 7, sacral ganglion; 9, 9, cardiac nerves; 13, branch of pneumogastric nerve ending in semi-lunar ganglion; 14, epigastric plexus.

General View of the Sympathetic Nervous System

General view of the sympathetic nervous. Labels: 1,2,3, cervical ganglia; 4, 1st thoracic ganglion;…

The heart and lungs. 1, right ventricle; 3, right auricle (atrium); 6, 7, pulmonary artery; 9, aorta; 10, superior vena cava; 11, innominate artery; 12, right subclavian vein; 14, innominate vein; 15, left common carotid; 17, trachea; 20, pulmonary veins; 22 to 25, lungs, partially turned back to show veins on left side.

Heart and Lungs

The heart and lungs. 1, right ventricle; 3, right auricle (atrium); 6, 7, pulmonary artery; 9, aorta;…