http://btdigggink2pdqzqrik3blmqemsbntpzwxottujilcdjfz56jumzfsyd.onion/da55e293290dfe14413e7643cfee2272dea94bb7/magnet:
Constructing lines.f4v 8.82 MB 01 02. Locking angles using the Ortho and Polar modes.f4v 13.98 MB 01 03. Drawing circles.f4v 13.09 MB 01 04. Activating the heads-up display.f4v 11.17 MB 02.Understanding Drawing Units 02 01.