4301b enclosures

I have searched this site with no luck on the enclousure setup for the 4301b series speakers. Can someone please point me in the right direction.. I just want to know what parts were used in this enclosure. Thanks! Jim

Here's a start
http://audioheritage.org/vbulletin/s...ead.php?t=8275
http://audioheritage.org/vbulletin/s...ead.php?t=8556
http://www.jblproservice.com/pdf/Sys...r%20Series.pdf
http://www.jblproservice.com/navigat...%20Series.html
http://www.jblpro.com/pages/pub/obsolete/4301b.pdf

Sorry, it is about the 4301b and not the 4311. Thanks for the info,this is what I was looking for.