"Heinrich Berghaus" returned 9 hits

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1
Author: Johann Heinrich Schulze (1687-1687)
Experiments paving the way to the development of photography: Images obtained by action of light on a mixture of chalk, nitric acid, and silver salts
Mediaitems: Schultze portrait, Schulze biographical blurb
Category: Technology
2
Author: Johann Heinrich Schulze (1687-1687)
Experiments paving the way to the development of photography: Images obtained by action of light on a mixture of chalk, nitric acid, and silver salts
Mediaitems: Schultze portrait, Schulze biographical blurb
Category: Technology
3
Authors: Johann Heinrich Lambert (1728-1777) & Moses Harris (1730-1785) & Johanes Tobias Mayer (1723-1762)
Diagrams developed to represent color systems. In 1758, Mayer developed a system of constructing and naming many of the possible colours. Lambert extended this with a 3D pyramid indicating "depth'' (saturation).
Mediaitems: Moses Harris' prismatic colour mixture system, from, Johann Heinrich Lambert's color pyramid, from, Tobias Mayer's colour pyramid, from
Category: Other
4
Author: Johann Heinrich Lambert (1728-1777)
Curve-fitting and interpolation from empirical data points
Mediaitems: Lambert biography, Lambert portrait
Category: Other
5
Author: Johann Heinrich Lambert (1728-1777)
Theory of measurement error as deviations from regular graphed line. (Lambert made the observation that "a diagram does incomparably better service here than a table.''cite[p. 204]{Tilling:1975}
Category: Statistics & Graphics
6
Author: Johann Heinrich Lambert (1728-1777)
Repeated systematic application of graphical analysis (line graphs applied to empirical measurements)
Mediaitem: Graph of evaporation of water vs. time
Category: Statistics & Graphics
7
Author: Johann Heinrich Lambert (1728-1777)
Graphical analysis of periodic variation (in soil temperature), and the first semi-graphic display combining tabular and graphical formats
Mediaitems: Lambert graphical table of temperatures, Lambert graph of solar warming vs. lattitude
Category: Statistics & Graphics
8
Author: Alexander von Humboldt (1769-1859)
First graph of isotherms, showing mean temperature around the world by latitude and longitude. Recognizing that temperature depends more on latitude and altitude, a subscripted graph shows the direct relation of temperature on these two variables
Mediaitems: von Humboldt isotherms, Annals de Chemie et de physique, 1817, von Humboldt isotherm, von Humboldt isotherms from Berghaus' 1849 Atlas, von Humboldt isotherm icon
Category: Statistics & Graphics
9
Author: Heinrich Berghaus (1797-1884)
Physical atlas of the distribution of plants, animals, climate, etc., one of the most extensive and detailed thematic atlases; most of the maps contained tables, graphs, pictorial profiles of distributions over altitude, and other visual accompanyments
Mediaitems: Charts showing temperature throughout the world, World map showing the tradewinds, Full colour "ideal'' geologic cross-section, Berghaus map icon, Berghaus biography, Berghaus map, high-res
Category: Cartography