Woman with a Parasol (Camille and Jean Monet) : 100 × 81 cm. National Gallery of Art, Washington (D.C.)

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Goliath Beetle : Goliathus giganteus (Goliath Beetle).

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Quebec Bridge : Quebec Bridge (original design)

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Ganges Dolphin : The Susu, or Ganges Dolphin (Platanista gangetica).

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Balloon Frame : Carpentry.

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Krak-des-Chevaliers : Krak-des-Chevaliers: View

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Loricaria lanceolata : Loricaria lanceolata, a cat-fish from the upper Amazons.

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Official White House Christmas tree : Sue Harman drives a horse-drawn carriage delivering the official White House Christmas tree Sunday, Nov. 30, 2008, to the North Portico of the White House. The Fraser Fir tree, from River Ridge Farms in Crumpler, N.C., will be on display in the Blue Room of the White House for the 2008 Christmas season. White House photo by Chris Greenberg

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Hand signal - Ready to fire : Ground hand signals. "Azimuth adjustment: Hand up, palm toward direction of adjustment desired."

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Alexandria Breakwater : At Alexandria, concrete blocks compose the outer half of the mound, sheltering the inner half consisting of small rubble.

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Brain of Petromyzon marinus : Brain of Petromyzon marinus (dorsal view). A, Brain; B, choroid plexus removed. (From The Museum Catalogue of the Royal College of Surgeons of England.)

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French silk brocade : Piece of pink silk brocaded in silver and white and soloured silks. French middle 18th century; about 15 in. square.

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Skull of normal adult Fowl : Skull of adult Fowl. Here the temporal fossa is bridged over by the junction of the post-frontal and squamosal porcesses (pf., sq.). The processes of the mandible (iap,pap) are characteristic of this type, and of the anseres. a, Angular of mandible. ar, Articular. bt, Basi-temporal. d, Dentary. eo, Lateral occipital. eth, Ethmoid. f, Frontal....

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Boulanger binoculars : By utilizaing the telescope with prism-inversion, devised in 1851 by Ignazio Porro (1795-1875), A. A. Boulanger succeeded in producing a binocular of an entirely new type in 1859. But he overlooked the possibility of increasing the distance between the objectives; Camille Nachet introduced this improvement in 1875, but his instruments did not...

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Chapultepec Castle : Castillo de Chapultepec, in the Bosque de Chapultepec, Mexico City, Mexico

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Icebergs near Greenland

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Baseball Field : Diagram of Base-ball Field.

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Bacillus germination : The various phases of germination of spores of Bacillus ramosus (Fraenkel), as actually observed in hanging drops under very high powers. A. The spore sown at 11am, as shown at "a" had swollen (b) perceptibly by noon, and had germinated by 3:30pm, as shown at "c": in "d" at 6pm, and at "e" at 8:30pm: the resulting filament is segmenting into ...

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Bittern : Bittern, a genus of wading birds, belonging to the family Ardeidae, comprising several species closely appied to the herons, from which they differ chiefly in their shorter neck, the back of which is covered with down, and the front with long feathers, which can be raised at pleasure. They are solitary birds, frequenting countries possessing ...

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Roller Bed of a Bridge Girder : The roller bed of a girder of the Kuilenburg bridge of 490 ft. span. It will be seen that the girder directly rests on a cylindrical pin or rocker so placed as to distribute the load uniformly to all the rollers. The pressure on the rollers is limited to about p = 600 d in lb per in. length of roller, where d is the diameter of the roller in...

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