EditorialTo drive the water up through a power plant, Pump driven by a pulley operated by a person with weights, Fig. 34, after p. 18, p. 58, 1629, Iacobum de Strada ? Rosberg: Kunstliche Abriss, allerhand Wasser-, Wind-, Ross- und Hand M?hlen, beneben sch?nen ...
EditorialModel of a submarine, Model of a Submarine, Copper model of a submarine on a wooden stand, with a separate wooden box with tools. Drop-shaped hull with flat edge around it, on which a guard rail. The upper dome has a number of lights, a cockpit and a w...
EditorialModel of a Gentleman's Yacht, Sloop, standing on a wooden red standard with gilt. The sides, the groove, the mirror and the skeg adorned with gold-plated rocaille motifs. The figurehead formed by a lion's head. The sloop contains 4 green-painted rowing...
EditorialJan Hendrik van Kinsbergen (1735-1819). Vice admiral, extraordinary marshal of the Dutch naval power, Portrait of Jan Hendrik van Kinsbergen (1735-1819). Vice admiral, extraordinary marshal of the Dutch naval power. Bust, to the left. Part of the colle...
EditorialLife Boat, Single lifeboat with rowing and sailing power, incomplete. The hull consists of basketwork filled with cork, braided around a zinc bowl with wooden edges and wooden bench. Under the bench a box with inscription. The hull has a truncated poin...
EditorialHeat and heat-engines. A study of the principles which underlie the mechanical engineering of a power plant : Hutton, Frederick Remsen, 1853-1918.
EditorialModel of a Lifeboat, Technical model. Over-seam pointed sloop, rounded with kim keels, the sheer rising sharply at both ends. Double belts: twelve rowing rolls for five dulls, which are connected by a plank placed alongside the ship, front and back. Si...
EditorialHydroelectric power station in Ybbs-Persenbeug, Lower Austria, the first river-water-run power plant on the Austrian Danube. In the background Persenbeug Castle.