Red-Maple branch, with accessory buds placed side by side. The annular lines toward the base are scars…
A branching thorn of Honey Locust, being an indurate leafless branch developed from an accessory bud…
Piece of a branch of Pitch Pine, with three leaves in a fascicle or bundle, in the axial of a thin scale,…
A leaf-cutter bee, Megachile species. Leaves cut from leaf-cutter bee in a burrow in a dead branch.
General view of the sympathetic nervous. Labels: 1,2,3, cervical ganglia; 4, 1st thoracic ganglion;…
Diagram showing anatomy of the spinal nerve roots and adjacent parts. Labels: G., gray matter of the…
Vascular supply of kidney. Labels: a, partof arterial arch; b, arterial branch passing upwards through…
Vertical longitudinal section of nasal cavity. Labels: 1, olfactory nerve; v, branch of fifth nerve;…
Section through the right kidney from its outer to inner border. Labels: 1, cortex; 2, medulla; 2',…
Circulation in the kidney. Labels: ai, small branch of renal artery giving off the branch va, which…
Diagram of a section of a coil of the cochlea of the ear. Labels: C.C, canal of the cochlea; mR, its…
White fibrous tissue, a type of connective tissue composed of smaller fine wavy interlacing fibers which…
Yellow fibrous tissue, a type of connective tissue composed of larger fibers which branch and join each…
Nerves of the thigh. Labels: 1, gangliated cord of sympathetic; 2, third lumbar nerve; 3, branches to…
The arteries of the face and head. Labels: 1, common carotid; 2, internal carotid; 3, external carotid;…
Deep dissection of the front of the forearm and hand, showing the muscles, nerves, blood vessels, etc.…
Anterior tibial artery. Labels: 1, extensor proprius pollicis pedis muscle and tendon; 2, 2, articular…
Superficial veins of the upper extremity (arm). Labels: 1, axillary artery; 2, axillary veins; 3, basilic…
Superficial veins of the legs. Labels: 1, saphena major; 2, collateral branch; 3, anastomosis of veins;…
Branchi of the lungs, the heart, and blood vessels. Labels: 1, left auricle; 2, right auricle; 3, left…
Different views of a portion of the spinal cord from the cervical region, with roots of the nerves slightly…
Cross-section of the external and internal ear. a, b, and c: External ear. d: Entrance…
Diagram showing the structure of the lungs. At d is the left lung, and at c are represented…
Quarter Eagle ($2.50) United States coin from 1796. Obverse has a right-facing image of Liberty wearing…
Quarter Eagle ($2.50) United States coin from 1803. Obverse has a right-facing image of Liberty wearing…
Half Eagle ($5.00) United States coin from 1795. Obverse has a right-facing image of Liberty wearing…
Half Eagle ($5.00) United States coin from 1807. Obverse has a left-facing image of Liberty wearing…
Eagle ($10.00) United States coin from 1795. Obverse has a right-facing image of Liberty wearing a cap…
Eagle ($10.00) United States coin from 1838. Obverse has a left-facing image of Liberty wearing a coronet…
Double Eagle ($20.00) United States coin from 1849. Obverse has a left-facing image of Liberty wearing…
Quarter (25 cents) United States coin from 1853. Obverse has the image of a Liberty seated beside a…
Half Dollar (50 cents) United States coin from 1853. Obverse has the image of a Liberty seated beside…
Half Dollar (50 cents) United States coin from 1892. Obverse has the head of Liberty right-facing a…
Half Cent (1/2 cent) United States coin from 1809. Obverse has a left-facing profile of Liberty surrounded…
Three Cent (3 cent) United States coin from 1865. Obverse has a left-facing profile of Liberty and is…
Leaves - simple, alternate, edge entire. Outline - long oval. Apex - pointed. Base - pointed. Leaf -…
Leaves - simple; alternate; edge very sharply and slightly irregularly and unequally toothed. Outline…
Leaves - simple; alternate; edge very sharply and quite irregularly and unevenly toothed. Outline -…
Leaves - simple; indeterminate in position because of their smallness and closeness. They are arranged…
Section through the right kidney from its outer to its inner border. Labels: 1, cortex; 2, medulla;…
Deep dissection of the front of the forearm. Labels: 1, supinator longus; 2, ulnar nerve; 3, brachialis…
Arteries of the leg. Labels: 1, extensor propius pollicis; 2, articular arteries; 3, anterior tibia;…
Veins of the upper extremity . Labels: 1, axillary artery; 2, axillary veins; 3, 4, basilic; 5, point…
Veins of the leg. Labels: 1, saphenous; 2, collateral branch; 3, anastomosis; 4, internal saphenous;…
Nerves of the face and scalp. Labels: 1, attrahensaurem; 2, anterior belly occipito-frontalis; 3, auriculo-temporal…
The fifth cranial nerve. Labels: 1, orbit; 2, antrum of Highmore; 3, tongue; 4, lower jaw; 5, Casserian…
The ninth, tenth, and eleventh cranial nerves. Labels: 1, Gasserian ganglion; 2, internal carotid; 3,…
Views of section of cervical cord. Labels: A, anterior surface; B, right side; C, upper surface; D,…
Deep dissection of front of the forearm. Labels: 1, supinator longus; 2, ulnar nerve; 3, brachialis;…
Nerves of the thigh. Labels: 1, sympathetic ganglia; 2, third lumbar; 3, branches to iliacus; 4, fourth…
Front of leg. Labels: 1, external popliteal nerve; 2, anterior tibial artery; 3, musculocutaneous nerve;…
Arteries of the head and neck. Labels: 1, primitive carotid artery; 2, occipital branch to the back…
The thoracic aorta. The three branches from left to right are the unnamed ones. The primitive left carotid…