Large circles/small circles I2015-12-02T17:49:08+00:00
Large circles/small circles II2015-12-02T17:50:48+00:00
Large circles/small circles III2015-12-02T17:52:37+00:00
Large circles/small circles IV2015-12-02T17:57:21+00:00
Large circles/small circles V2015-12-02T17:59:22+00:00
Circles II (detail)2015-12-02T18:01:32+00:00
Circles clusters2015-12-02T18:03:52+00:00
Concentric squares2015-12-02T18:05:07+00:00
