31. Detail, Cologne Cathedral Tower Untitled (Detail, tower, Cologne Cathedral) Collection: Andrew Dickson White Architectural Photographs Collection Location: Cologne, Köln, North Rhine-Westphalia, Germany Date: 1300-1880 (building) ca. 1877-1881 (photograph) Format: Image Creator: Johann, Meister (of Cologne), German, active late 13th, early 14th century, Architect
32. Adjustable Belt Drive for Parallel Axis Pulleys Leitrollentrieb für parallele Achsen Collection: Reuleaux Kinematic Mechanisms Collection Set: V. Belt Drive Mechanisms Date: 1882 Format: Image Designer: Reuleaux, F. (Franz), 1829-1905 Manufacturer: Gustav Voigt Werkstatt
33. Alternating-clamp, Friction Clutch Ratchet Drosselklemm-Gesperre Collection: Reuleaux Kinematic Mechanisms Collection Set: N. Ratchet Mechanisms Date: 1882 Format: Image Designer: Reuleaux, F. (Franz), 1829-1905 Manufacturer: Gustav Voigt Werkstatt
34. Anchor Deadbeat Escapement Hemmung mit gewöhnlichem Graham-Anker Collection: Reuleaux Kinematic Mechanisms Collection Set: X. Clock Escapements Date: 1882 Format: Image Designer: Reuleaux, F. (Franz), 1829-1905 Manufacturer: Gustav Voigt Werkstatt
35. Anchor Escapement with Lever Ankerhemmung mit Unruhe Collection: Reuleaux Kinematic Mechanisms Collection Set: X. Clock Escapements Date: 1882 Format: Image Designer: Reuleaux, F. (Franz), 1829-1905 Manufacturer: Gustav Voigt Werkstatt
36. Annular Slider-Crank Mechanism Kurbelviereck mit Bogenschleife Collection: Reuleaux Kinematic Mechanisms Collection Set: D. Crank Mechanisms Date: 1882 Format: Image Designer: Reuleaux, F. (Franz), 1829-1905 Manufacturer: Gustav Voigt Werkstatt
37. Annular Slider-Crank Mechanism Kurbelviereck mit Bogenschleife Collection: Reuleaux Kinematic Mechanisms Collection Set: D. Crank Mechanisms Date: 1882 Format: Image Designer: Reuleaux, F. (Franz), 1829-1905 Manufacturer: Gustav Voigt Werkstatt
38. Approximate Four-Bar, Ellipse Linkage of the Third Kind Angenäherter Ellipsenlenker III. Art Collection: Reuleaux Kinematic Mechanisms Collection Set: S. Straight-line Mechanisms Date: 1882 Format: Image Designer: Reuleaux, F. (Franz), 1829-1905 Manufacturer: Gustav Voigt Werkstatt
39. Approximate Four-bar Straight-Line Linkage of the Second Kind After Evans Angenäherter Ellipsenlenker II. Art Collection: Reuleaux Kinematic Mechanisms Collection Set: S. Straight-line Mechanisms Date: 1882 Format: Image Designer: Reuleaux, F. (Franz), 1829-1905 Manufacturer: Gustav Voigt Werkstatt
40. Approximate Four-bar Straight-line Linkage of Roberts Dreieckslenker von Roberts Collection: Reuleaux Kinematic Mechanisms Collection Set: S. Straight-line Mechanisms Date: 1882 Format: Image Designer: Reuleaux, F. (Franz), 1829-1905 Manufacturer: Gustav Voigt Werkstatt