Thanks for your helpful post, astroclone. I just noticed that the MIL-HDBK-17E link on http://euler9.tripod.com/, under the "Composites Reference Library" link, is now back up. It allows you to download a chapter at a time, instead of the above huge download. Thanks again for the link.
Don't convert the calculations and dimensions. Educated engineers know and understand the international measurement system, as it is quite simple. It shows more professionalism and technical competence on your part to use a coherent measurement system preferred worldwide.