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Beaumaris Castle : Beaumaris Castle: Plan (From Clark's Med. Mil. Arch.)

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Beaumaris Castle
Beaumaris Castle
Falls of Juanacatlan : Falls of Juanacatlan, the Niagara of Mexico. The Lerma, or Santiago, river is the next in point of length, and is a stream of considerable importance, dividing the main portion of Mexico topographically into two subdivisions. It flows for 540 miles from its source in the mountains near Toluca, passing through the beautiful Lake Chapala, the l...

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Falls of Juanacatlan
Falls of Juanacatlan
(1919)
Gift-plate of Hildebrand Brandenburg of Biberach : Gift-plate of Hildebrand Brandenburg of Biberach to the Monastery of Buxheim (c. 1480).

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Gift-plate of Hildebrand Brandenburg of Biberach
Gift-plate of Hildebrand Brandenburg of Biberach
(1480)
Lixus paraplecticus : Lixus paraplecticus. Europe.

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Lixus paraplecticus
Lixus paraplecticus
Cette Breakwater : At Cette, and at the breakwater in deep water at Civita Vecchia, the concrete blocks covering the rubble have been laid in stepped, horizontal courses. The arrangement necessitates more care and better appliances in construction; but, in compensation, the blocks so placed are less exposed to disturbance and injury by the waves. Concrete block...

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Cette Breakwater
Cette Breakwater
(1911)
Pope Benedict XVI at the White House : Pope Benedict XVI delivers a message to thousands of invited guests Wednesday, April 16, 2008, on the South Lawn of the White House. [Photo by: White House/Grant Mill]

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Pope Benedict XVI at the White House
Pope Benedict XVI at the White House
(2008)
Bottle-nose Whale : Bottle-nose (Hyperoödon rostratus). From a specimen taken off the coast of Scotland, 1882.

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Bottle-nose Whale
Bottle-nose Whale
Dutch Binoculars : The first binocular telescope, consisting of two telescopes placed side by side, was constructed in 1608 by Johann Lipperhey, the inventor of the ordinary or Dutch telescope. The subject was next taken up by the monks. The Capuchin Antonius Maria Schyrläus (Schyrl) de Rheita (1597-1660) described in 1645 the construction of double terrestria...

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Dutch Binoculars
Dutch Binoculars
Bee Ovaries : Ovaries of Queen and Worker Bees (Apis). A, Abdomen of queen, under side. P, Petiole. o, Ovaries. hs, Position filled by honey-sack. ds, Position through which digestive system passes. od, Oviduct. co.d, Vagina. E, Egg-passing oviduct. s, Spermatheca. i, Intestine. pb, Poison bag. pg, Poison gland. st, Sting. p, "Palps" or "feelers" of stingm...

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Bee Ovaries
Bee Ovaries
Chasuble dedicated by St Stephen of Hungary : Chasuble dedicated by St Stephen of Hungary (997-1038) and his wife Gisela, used as the Hungarian Coronation Robe (From Braun, Die liturg. Gewandung)

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Chasuble dedicated by St Stephen of Hungary
Chasuble dedicated by St Stephen of Hungary
(1400)
Aimed quick fire : When presented with a target, the soldier brings the rifle up to his shoulder and quickly fires a single shot. His firing eye looks through or just over the rear sight aperture. He uses the front sight post to aim at the target. Using this technique, a target at 25 meters or less may be accurately engaged in one second or less.

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Aimed quick fire
Aimed quick fire
Zeebrugge Harbour Breakwater with Quay : Foundation blocks of 2500 to 3000 tons have been deposited for raising the walls on each side of the wide portion of the Zeebrugge breakwater from the sea-bottom to above low water, and also 4400-ton blocks along the narrow outer portion, by building iron caissons, open at the top, in the dry bed of the Bruges ship-canal, lining them with con...

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Zeebrugge Harbour Breakwater with Quay
Zeebrugge Harbour Breakwater with Quay
(1911)
Blister Beetle : Lytta vesicatoria (Blister Beetle). Europe.

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Blister Beetle
Blister Beetle
Bulgaria : Map of Bulgaria, parts of Rumania, Eastern Rumelia, Turkey. Emery Walker sc.

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Bulgaria
Bulgaria
(1911)
He's been on every front from Chateau-Thierry to the Rhine : He's been on every front from Chateau-Thierry to the Rhine. Coblenz, 1919. World War I.

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He's been on every front from Chateau-Thierry to the Rhine
He's been on every front from Chateau-Thierry to the Rhine
Nephridial sacs in Sepia officinalis : Diagram of the nephridial sacs, and the veins which run through them, in Sepia officinalis (after Vigelius). The nephridial sacs are supposed to have their upper walls removed. v.c, Vena cava. r.d.v.c, Right descending branch of the same. r.s.v.c., Left descending branch of the same. v.b.a, Vein from the ink-bag. v.m, Mesenteric vein. v.g, Ge...

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Nephridial sacs in Sepia officinalis
Nephridial sacs in Sepia officinalis
Froude-Reynolds hydraulic brake : Osborne Reynolds and W.H. Moorby (Phil. Trans., 1897, p. 381) determined the mechanical equivalent of the mean thermal unit between 0 degrees and 100 degrees C., on a very large scale, with a Froude-Reynolds hydraulic brake and a steam-engine of 100 h.p. This brake is practically a Joule calorimeter, ingeniously designed to churn the water i...

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Froude-Reynolds hydraulic brake
Froude-Reynolds hydraulic brake
Indian carriers, ruined church, and snow-clad peak of Orizaba : An Idyll of Mexico: Indian carriers, ruined church, and snow-clad peak of the mountain Pico de Orizaba, in the state of Veracruz.

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Indian carriers, ruined church, and snow-clad peak of Orizaba
Indian carriers, ruined church, and snow-clad peak of Orizaba
(1919)
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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Roller Bed of a Bridge Girder
Roller Bed of a Bridge Girder
Plan of Durham Cathedral : From Rickman's Styles of Architecture.

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Plan of Durham Cathedral
Plan of Durham Cathedral
1107 images found: [Next Page]