1968, Egypt (Republic). Large Silver 1 Pound Coin. Aswan Dam Power Station. + Mint Year: 1968 Reference: KM-415. Mintage: 100,000 pcs. Denomination: Pound – Aswan Dam Power Station Material: Silver (.720) - 0.5787 Oz. ASW Weight: 25.05gm Diameter: 40.3mm Obverse: Birdview of the Aswan Dam Powerstation, flanked by sprays. Legend below. Reverse: Denomination, flanked by dates (1968 AD – AH ...