In mid stat virtus

Horn views

The midrange open rear chamber, with its layers of  filling materials : 

speaker  bolted on a 3mm sheet of metal as the round throat

Detail of the connections

First layer: Dacron

Second sheet of Fibreglass

Third layer of Dacron

...and a fourth and final sheet of 1,5 cm white felt, very classy, is missing here...

 

Some pics of the woodwork.... starting from the base...ment