Black and white outline flag of Australia. Blue with the flag of the UK in the upper hoist-side quadrant…
Color flag of Belarus. Red horizontal band (top) and green horizontal band one-half the width of the…
Black and white outline flag of Belarus. Red horizontal band (top) and green horizontal band one-half…
Color flag of Bosnia and Herzegovina. A wide medium blue vertical band on the fly side with a yellow…
Black and white outline flag of Bosnia and Herzegovina. A wide medium blue vertical band on the fly…
Color flag of Canada. Two vertical bands of red (hoist and fly side, half width) with white square between…
Black and white outline flag of Canada. Two vertical bands of red (hoist and fly side, half width) with…
Color flag of Cape Verde. Five unequal horizontal bands; the top-most band of blue - equal to one half…
Black and white outline flag of Cape Verde. Five unequal horizontal bands; the top-most band of blue…
Color flag of Cook Islands. Blue, with the flag of the UK in the upper hoist-side quadrant and a large…
Black and white outline flag of Cook Islands. Blue, with the flag of the UK in the upper hoist-side…
Color flag of Greenland. Two equal horizontal bands of white (top) and red with a large disk slightly…
Black and white outline flag of Greenland. Two equal horizontal bands of white (top) and red with a…
Color flag of Kiribati. The upper half is red with a yellow frigate bird flying over a yellow rising…
Black and white outline flag of Kiribati. The upper half is red with a yellow frigate bird flying over…
Color flag of Latvia. Three horizontal bands of maroon (top), white (half-width), and maroon.
Black and white outline flag of Latvia. Three horizontal bands of maroon (top), white (half-width),…
Color flag of Netherlands. Three equal horizontal bands of red (top), white, and blue; similar to the…
Black and white outline flag of Netherlands. Three equal horizontal bands of red (top), white, and blue;…
Color flag of Turks and Caicos Islands. Blue, with the flag of the UK in the upper hoist-side quadrant…
Black and white outline flag of Turks and Caicos Islands. Blue, with the flag of the UK in the upper…
Color flag of Tuvalu. Light blue with the flag of the UK in the upper hoist-side quadrant; the outer…
Black and white outline flag of Tuvalu. Light blue with the flag of the UK in the upper hoist-side quadrant;…
Illustration of a circle with an inscribed angle that can be used to prove that "An inscribed angle…
Illustration of a circle with an inscribed angle that can be used to prove that "An inscribed angle…
Illustration of a circle with an inscribed angle that can be used to prove that "An inscribed angle…
"Grayish-blue, bluer on the crown, hoary on the rump, the forehead black, continuous with a black superciliary…
"Upper parts olivaceous-ash, wings and tail darker, edged with the color of the back, or even a brighter…
"Ornamental plants, cultivated chiefly for their handsome flowers. The Abelias are small or medium-sized…
"Short-billed Marsh Wren. Cistothorus platensis. Upper parts brown, the crown and most of the back blackish,…
"The Benday process, so called, is the use of mechanical appliances for adding lines or stipples to…
Monticello was Thomas Jefferson's estate in Charlottesville, Virginia. It was built in 1809 and appeared…
Marshalling is the art of correctly arranging armorial bearings. Two or more coats of arms are often…
"Meadow Pipit or Anthus pratensis. Upper parts greenish-brown distinctly marked with blackish-brown…
"... basal webs generally run out to the end of the first, or along part of the second, phalanx of the…
The semipalmated (half-webbed) bases of toes on the foot of a Willet. "... basal webs generally run…
"Right pectoral arch of a bird. s, scapula; c, coracoid; gl, glenoid, the cavity for head of humerus;…
"Hesperophona vespertina. Evening Grosbeak. General color sordid yellow, overlaid with sooty-olive shade,…
"The first change in the parent-cell is that by which it becomes broken up into a mass of cells, each…
"Carduelis pinus. Pine Linnet. Pine Finch. American Siskin. Pine Siskin. Continuously streaked, above…
An illustration of a centaur and man standing on the shore of a lake.
This is a plan of the Cathedral at Tournai, Belgium. It is an example of Netherlands Gothic architecture.…
"Corvus monedul. Jackdaw. The species throughout uniform lustrous black, including the bill and feet;…
"Picicorvus. American Nutcracker. General characteristics of the European Nucifraga. Bill slenderer,…
"A more determined imitation of Roman architecture is subsequently perceptible in the productions of…
"The purity of style, however, of the Genoese palaces is not so great as in the Roman, particularly…
The Château de Beaumesnil was begun in 1633 by Jacques de Nonant for his wife Marie Dauvet Desmaret.…
"Coturnix. Bill smaller and much slenderer than that of any of the foregoing genera of Odontophorinae;…
"Ortyx virginiana. Virginia Partridge or "Quail". Bobwhite. Male: Forehead, superciliary line, and throat,…
"Ortyx virginiana. Virginia Partridge or "Quail". Bobwhite. Male: Forehead, superciliary line, and throat,…
"Squatarola. Four-toed Plover. A small but distinct hind toe, contrary to the rule in this family. Tail…
"Aegialites vociferus. Kildeer Plover. Above, grayish-brown, with an olive shade, and in high plumage…
"Recurvirostra. Avocets. Bell slender, more or less recurved, then the upper mandible hooked at the…
"Himantopus. Stilts. Bill extremely slender, but not flattened, nor turned up, nor hooked; longer than…
"The third class of timber buildings which has to be described is the so-called Swiss-Cottage style…
"Calidris arenaria. Sanderling. Ruddy "Plover". Adult in summer: Entire upper parts and neck all round…
"Querquedula (N.) carolinensis. American Green-winged Teal. Bill black; feet bluish-gray: iris brown.…
"Fuligula vallisneria. Canvas-back. Adult male: The head close-feathered. Bill high at the base and…
"Fuligula vallisneria. Canvas-back. Adult male: The head close-feathered. Bill high at the base and…
"Fuligula vallisneria. Canvas-back. Adult male: The head close-feathered. Bill high at the base and…