The .zip file contains the following DWG files of classical orders, delineated by Greg Shue, AIA:
 
Composite - Palladio
Corinthian Baluster
Corinthian Base
Corinthian - Choragic Monument of Lysicrates
Corinthian - Tower of the WInds
Doric - Chambers
Doric - Ware - Mutulary
Ionic - French Capital
Ionic - Temple of Apollo at Bassae
Ionic - East Portico of the Erechtheum
Ionic - Temple of Illissus
Ionic - Ware
Tuscan - Ware