47:54duration 47 minutes 54 seconds
26 - Statically indeterminate problems II;…
26 - Statically indeterminate problems II; thermal stresses Session 26
2010-10-27 16:49:21+00
49:29duration 49 minutes 29 seconds
15 - Frames and springs Session 15
2010-09-29 14:42:39+00