Price Retail Year Qty Avg Price 1965 3 688 1966 15 711 1967 29 737 3 Years 47 726 Current Month Qty Avg Price 2010-04 1 699 1 Months 1 699 Retail Head with Speaker Cabinet Year Qty Avg Price 1965 2 1,340 1966 3 892 1967 10 1,492 3 Years 15 1,352

The amp price and graph information was a third party tool. It was discontinued as of May 2010. I will working in the coming days to add all the latest data to the site. Sorry for the inconvenience.