Browse Items (6 total)

Map showing colored areas of climate conditions on a particular day. The colored areas correspond to precipitation conditions, , i.e. snow, clear, rain, clouds, fog. Different lines depict areas of equal pressure (dashed) and areas of equal thermal…

This weather map is published by the US Department of Agriculture. Observations were taken from 8am to 8pm where barometers reduced to Sea Level and 32degrees Fahrenheit. The heavy dotted lines inclose ares of marked changes in temperature during the…

Building off his previous previous work, Woodbridge again depicts isothermal conditions. Here, he updates the way the planting information is displayed (in boxes, with horizontal text). Overall, Woodbridge notes that the figures on the chart indicate…

First world isothermal chart. Woodbridge notes that the figures on the chart indicate mean annual temperature of the places depicted. The dotted lines crossing the chart point out the places which have equal degrees of heat. Theres form the…

This undated map, courtesy of Theodore Roosevelt National Park, shows ranches along the Little Missouri River during the 1880s. The map contains the following description on the bottom: "Map of part of the Little Missouri River Valley, in Billings…

Full title: “Department Of The Interior General Land Office N.C. McFarland, Commissioner. Territory Of Dakota. 1882. Compiled from the official Records of the General Land Office and other sources by C. Roeser, Principal Draughtsman G.L.O. Photo lith…