add mechanical assembly page

[challenge-bot] / guide / hausner / 0-mechanical-assembly / 14-spin.ogv

diff --git a/guide/hausner/0-mechanical-assembly/14-spin.ogv b/guide/hausner/0-mechanical-assembly/14-spin.ogv
new file mode 100644 (file)
index 0000000..cf184e8
Binary files /dev/null and b/guide/hausner/0-mechanical-assembly/14-spin.ogv differ