EditorialModel of a Tubular Boiler, Model of a tubular or pipe boiler with extendable chimney. For the model two doors to the smoke box in the middle and two for the ovens on the sides. The model has ninety-eight fire tubes. On top of the boiler a separate chim...
EditorialModel of an Optical Telegraph, Model of an optical telegraph, on a square ground board. A mast has been placed on a pedestal, which is fixed at the corners of the floorboard. The mast has three Ra's, always shorter upwards, with round braided discs at ...
EditorialPassenger train machine according to Bury, Curtis and Kennedy and machines with movable front frame, Fig. 1-2: End view and cross section of a smoke chamber and a fire box, Fig. 3-10: Control, control shaft with levers, cylinder with valve body and mir...
EditorialModel of an Optical Telegraph for Ships, Model of an optical telegraph, on a base. The pole made of iron can represent a pole or flagpole to which the moving parts are attached. Four square wooden plates are attached to a window, around which they can ...
Editorialrudder bar, Parallel title: Steur rudders are levers, Signed: J. A. Fridrich sculps, copperplate, plate DCCXLII, F?ssli, Johann Melchior; Fridrich, Jacob Andreas (sculps.), 1731, Johann Jakob Scheuchzer: Kupfer-Bibel (...). Augspurg und Ulm: gedruckt b...
EditorialKarel Alexander, duke of Lorraine-Bar, governor of the southern Netherlands, Copper medal. Front: man's bust inside the inside. Reverse: Juno, with four levers raised in left hand, turns over with other hand-filled horn of abundance, behind her: peacoc...
EditorialModel of a Floating Dry Dock, Model of a floating dry dock, on a ground board. It consists of five parts that are connected to each other. Each part is a rectangular container or pontoon with a tower on each end. Four pumps have been installed on top o...
EditorialModel of a 24-Pounder Gun on a Carriage, Model of a 24-pound cannon on coastal fake, incomplete. The 57.5 cm long barrel has a caliber of 33 mm. The inscriptions are engraved on the barrel, along with crossed anchors and palm branches. The horse consis...
EditorialModel of a 24-Pounder Gun on a Carriage, Model of a 24-pound cannon on the coast. The 57 cm long barrel has a caliber of 33 mm. The inscriptions are engraved on the barrel, along with crossed anchors and palm branches. The horse consists of two paralle...
EditorialModel of a 24-Pounder Gun on a Carriage, Model of a 24-pound cannon on the coast. The 57 cm long barrel has a caliber of 33 mm. The inscriptions are engraved on the barrel, along with crossed anchors and palm branches. The horse consists of two paralle...
EditorialModel of a Pontoon Bridge, Model of a raft bridge with two pontoons, showing two different designs. The bridge is opened by pulling the pontoons to each side under the ramps. On one side the valve is lifted by means of levers, on the other side with ch...
EditorialModel of a Stopper, Model of an anchor stopper between two decks, consisting of a slide for the chain on a bobbin and running through the starboard safety hole, and a heavy devil's claw hanging on a bobbin on the ship's wall. A locking mechanism holds ...
EditorialEngraving between Solo and Kali Osso 2nd Section. (title on object), Excavation work through a hill between Solo and the Kali Osso river. Javanese workers fill a handcart with earth with baskets, in the background using sticks as levers to move a rock....
EditorialGrand Piano, 1792, London, England, United Kingdom, British, Mahogany, oak, curly maple, ivory, ebony, brass and various materials, Case length (perpendicular to keyboard): 226.5 cm (89 3/16 in.), Chordophone-Zither-struck-piano, John Broadwood (1732?1...
EditorialModel of a 24-Pounder Gun on a Carriage and Slide, Model of a 24-pound cannon on the coast. The 57 cm long barrel has a caliber of 33 mm. The inscriptions are engraved on the barrel, along with crossed anchors and palm branches. The horse consists of t...
EditorialDestroying Track, by Corkscrew Twist, with Levers and Steel Hooks, A.J. Russell (American, 1830 - 1902), Virginia, United States, July 1863, Salted paper print, 14.8 ? 19.9 cm (5 7/8 ? 7 7/8 in.).
EditorialDestroying Track, by Corkscrew Twist, with Levers and Steel Hooks, A.J. Russell (American, 1830 - 1902), Virginia, United States, July 1863, Salted paper print, 14.4 ? 20.3 cm (5 5/8 ? 8 in.).
EditorialHandkerchief, 1825/75, France, Linen, plain weave, pulled thread work in diagonal drawn filling stitches, embroidered with cotton in back, buttonhole, eyelet, hem, padded overcast, and padded satin stitches, French knots, edged in cotton and linen, Lev...
EditorialViews and elevations of an 18th century beer pump with levers, taps and pipes contained in a cabinet. Copperplate engraving by Mutlow after an illustration by J. Farey Jr. from John Mason Good's Pantologia, a New Encyclopedia, G. Kearsley, London, 1813.
EditorialGrand Piano, 1792, London, England, United Kingdom, British, Mahogany, oak, curly maple, ivory, ebony, brass and various materials, Case length (perpendicular to keyboard): 226.5 cm (89 3/16 in.), Chordophone-Zither-struck-piano, John Broadwood (1732?1...
EditorialViews and elevations of an 18th century beer pump with levers, taps and pipes contained in a cabinet. Copperplate engraving by Mutlow after an illustration by J. Farey Jr. from John Mason Good's Pantologia, a New Encyclopedia, G. Kearsley, London, 1813.