Figure 4 through definitions and divisions. The fourth side was reserved for notes on general grammar. Qe ae Eye ee ee Likewise, Schenkel continued to apply his system to other fields of knowl- edge such as rhetoric, dialectic, theology, jurisprudence and medicine.*> The basic rules were always the same: to divide a discipline by definitions in a series of key topics that were assigned to mnemonic places in each house. As seen be- fore, by repeating the division of walls of each room, even extremely restricted and detailed topics could be stored. In this way, many domus sapientiae as- signed to each discipline were gathered to form a splendid mnemonic city of sapience that contained all human knowledge.