Recitations files.

REC #	TOPICS
1	2D drafting and Photoshop (PDF)
2	3D modeling (A) (PDF)
3	3D modeling (B) (PDF)
4	Rendering (PDF)
5	3D printing (PDF)
6	Laser cutting (A) (PDF)
7	Laser cutting (B) (PDF)
8	CNC (A) (PDF - 1.3 MB)
9	CNC (B)