A Diagrammatic Record
Here is a record of another type, in which flower beds are charted, and their contents noted, with such comment as the plant developer thinks of value. When you are carrying forward some three thousand different lines of experiment at the same time, it is necessary to adopt shorthand methods. No one who examines Mr. Burbank's books is likely to doubt that the plant developer has a genius for the making of condensed records that are notable for their inclusion of essentials and their exclusion of all nonessentials.
This image is from: Luther Burbank: his methods and discoveries and their practical application. Volume 12 Chapter 6