A cloud atlas is a visual depiction of various types of clouds accompanied by their classification and nomenclature. Cloud atlases were primarily … [Read more...]
H. Wieners and P. Treutleins’ Catalogue of Mathematical Models (19th Century)
After last week's post on Man Ray's photographs of equation models from the Institut Poincaré in Paris, here are four illustrations (plus the cover) … [Read more...]
Man Ray, Mathematical Objects (1934-36)
The collection of 19th-century three-dimensional models of algebraic and differential equations at the Institut Henri Poincaré in Paris made a great … [Read more...]
The Hidden Territory: USGS’s 1950’s to 1970’s Isometric Geological Diagrams
The online archive of the United States Department of the Interior Geological Survey is a valuable resource filled with detailed three-dimensional … [Read more...]
