Workmen use buckets to drain water from the section walled off by the cofferdam in order to secure foundations for construction.

Workmen use shadoofs, counterweighted buckets on poles, to drain water from the section walled off by the cofferdam in order to secure foundations for construction.

Mechanics: shadoof.

Fig. 1 represents particles (balls) of water, the square form denoting the arrangement in water.

Fig, 2 represents particles (balls) of water, the rhomboidal form denoting the arrangement in ice.

Fig. 3 represents the…

Depicts a hygrometer, gasometers, blowpipe forceps, magnifier, a mephitic water apparatus in figure 9, "ill calculated for the purpose of impregnating water with carbonic acid," and an air furnace.

Sebastian Kneipp (1821-1897) was a Bavarian priest and one of the forefathers of the naturopathic medicine movement. He is known for the "Kneipp Cure", a form of hydrotherapy using the application of water through…

Illustrated catalogue for Victorian water pumps, horsepower pumps, windmill pumps, and hydraulic rams. Hydraulic rams were considered one of the greatest technical innovations of the 19th-Century allowing farms and…

Allegorical illustration of a woman resting on rocks jutting out of water representing the element of water.

This illustration comes from the chemical catalog for the Grasselli Chemical Company in Cleveland, Ohio. It…

Intended to inform the inexperienced college graduate how to design and equip a chemical laboratory, this volume includes sections describing the various general features, appliances, and apparatus needed. Credits the…

Volume presents and advertises the Edge Moor Iron Company's Water Tube Boiler apparatus, the company's principal product. Thoroughly illustrated with black and white photographic and intaglio prints depicting the…

Entitled "A Simple Chemical Change," photographic reproduction depicts a lump of quicklime in the top photograph with the middle photograph exhibiting steam emitting from the lump as a result of the addition of water. …

Entitled "A Wonderful Ceiling," photographic reproduction depicts the Ballroom of stalactites found within the Luray Caverns in Luray, Virginia. Accompanying text describes how stalactites are formed by chalk-filled…

Entitled "A Wonderful Result of Prolonged Chemical Action," photographic reproduction depicts stalactites and stalagmites in the caves at Cheddar, Somerset, England. Accompanying text describes how the growths are a…

Entitled "A Striking Feature of Modern Aluminum Works," photographic reproduction depicts water pipelines traversing a hillside in Kinlochleven in Argyllshire, Scotland. Accompanying text states how water power is used…

B 4919. Water sampling apparatus, with bottles and tube for chemical, gas, and bacteriological analysis.
B 4921. For removing river or seawater.
B 4922. Flow-through water sampler suitable for all depths.
B 4923. Winch…

B 185. Combination water distillation unit with drying cabinet and sand bath for gas heating.

Also pictured are evaporating flask and dishes made of glass and metal.

B 181. Automatic, for gas heating, coal or wood firing.
B 183. Fully automatic, with copper interior and steam heating.

Illustrated plate depicting sediment (chiefly algae) from tap water collected on cotton disks in Cambridge, Massachusetts during the autumn of 1913. Per the author, the plate is intended to illustrate the variations in…

Pamphlet summarizing data accumulated by the Stamford Water Works reflecting the bacterial and mechanical efficiency of an automatic control for liquid-chlorine disinfection of water. Includes data tables and two black…

Figure depicting a map of the United States and the geographic patterns of water properties affected by geologic formations. Depicts areas of primary and secondary formations, limestone, glacial drift, and pollution by…

An aerial illustration of a slow sand water filtering plant with cutouts to depict underground activity.

From Water Purification Plants and Their Operation, a volume primarily intended for non-technical operators of…

Schematic showing an aerial view of a mechanical water filtering plant with cutouts to depict the interior workings of the plant.

From Water Purification Plants and Their Operation, a volume primarily intended for…

A photographic print of a liquid chlorine apparatus used for water sterilization, courtesy of the Electro-Bleaching Gas Company.

From Water Purification Plants and Their Operation, a volume primarily intended for…

From Water Purification Plants and Their Operation, a volume primarily intended for non-technical operators of small water purification plants, and particularly of one where chemicals are used. Provides a concise…