You may find some of the resources at The Analog Dept useful here: http://www.theanalogdept.com/index.html
This page from the above website is focused on building various plinths that may be useful as well since that is where you are starting out: http://www.theanalogdept.com/plinth_builders_gallery.htm
Hope this helps.
This page from the above website is focused on building various plinths that may be useful as well since that is where you are starting out: http://www.theanalogdept.com/plinth_builders_gallery.htm
Hope this helps.