Quote Originally Posted by voice of the theater View Post
It shows the buyer paid $2300 in Australian Dollars for a pair. Today an Australian dollar is worth $1.05 USD--not sure what the exchange rate was back then but I think this verifies that most of the estimates posted in this thread are at least in the ballpark.
The dollar was worth quite a bit more back then. The American dollar was the standard, not the Euro as is now.

Add in shipping, I suspect that translates to about 1500-1600 US.