Category 9 : Didactic Materials

examples of work types include charts, diagrams, etc. that cover theory, method, technique, etc. that do not pertain to a specific work type
 
165: Didactic Materials, Illustration of lost-wax casting technique
166: Didactic Materials, Diagram of evolution of Corinthian capital
167: Didactic Materials, Diagram of altars and altarpieces
168: Didactic Materials, Pre-Columbian timeline
169: Didactic Materials, Chart of Cretan writing systems