He copied an old architectural print, then a drawing for a machine part whose geometry was apparent but whose purpose was vague. He redrew a mandala abstraction, titled "STATOR WNDG MOD 73-A 3-PH 6-P l800-RPM 5-HP CL-A SQUIRREL CAGE," which proved completely incomprehensible, and not at all capable of imprisoning a squirrel. The ancients were often subtle; perhaps one needed a special set of mirrors in order to see the squirrel. He painstakingly redrew it anyhow.