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  • This paper traces the depiction of soil profiles in the scientific literature from the late 1700. The first soil profile depictions were simple diagrams illustrating different layers and soil processes. Photographs started to appear in textbooks
  • at the end of the nineteenth century. In the 1950s, several books contained water paintings and from the 1970s onwards textbooks had colour photographs. Soil profile depictions were merely used to illustrate different orders in a classification system. Since
  • Bibliography ; Soil ; Soil classification ; Soil properties ; Soil science ; Textbook