Abstract

In an age when the use of an approved textbook was required for all lectures held in the kingdom of Prussia, Immanuel Kant's use of such was anything but a formality. The existing exemplars exhibit a density of emendations and notes that is difficult to comprehend without examining a sample page oneself. These typically fill the interleaved blank pages—a common device for lecturing—as well as the margins, the spaces between the lines of text, and even the spaces within the page decorations and majuscules. A single page can contain dozens of individual notes, penned over a span of decades, in which Kant corrects the author, records his own views, reformulates a sentence, gives an example, or sketches part of his...