new old stock Electro voice speakers - $800 (pasco)

My dad purchased these stereo speakers and Dynaco kit model QD-1 Quadaptor dynaco assembled in 1972 and never used them.
We are offering them for sell, now that he has passed over.
They are brand new in their original boxes.
this is a list of what we have: Electro Voice 15" speaker system qty 2 8HD Diffraction horns qty 2 Sp15 coaxial loud speakers 8 ohm qty 2 T25a HF drivers 8 ohm qty 2 T350 vhf drivers Dynaco qty 1 Dynaco kit model QD-1 Quadaptor Dynaco (assembled) matrix 4 channel quadraphonic sound system