The 1931 Histomap: The entire history of the world distilled into a single map/chart.
This “Histomap,” created by John B. Sparks, was first printed by Rand McNally in 1931…. This giant, ambitious chart fit neatly with a trend in nonfiction book publishing of the 1920s and 1930s: the “outline,” in which large subjects (the history of the world! every school of philosophy! all of modern physics!) were distilled into…














