Ballpoint pen drawing of dozens of hypotrochoid patterns, so many I lost count and didn’t keep track of which drawing apparatus gears I used. Drawing is 22 x 30 on Strathmore plate bristol board.
22×30 ball point pen on bristol board, dozens of hypotrochoids. © Copyright Mary Wagner
Detail of Anomaly ball point pen drawing. © Copyright Mary Wagner
Detail of Anomaly parametric drawing done in ballpoint pen. © Copyright Mary Wagner