financial exchange services, namely arranging for the acquisition and disposition of gold bullion, and facilitation of purchases and sales of gold bullion, which purchases and sales are accomplished through the issuance and redemption or encashment, of paper instruments

services in connection with the acquisition and disposition of gold bullion and the facilitation of purchases and sales of gold bullion, which purchases and sales are accomplished through the issuance and redemption or liquidation for cash of paper instruments bearing the mark