82 83 Pg. 83, Athena Trench North, 1/6/1925, Coin 1925 580 Pg. 83, Athena Trench North, 1/6/1925, Coin 1925 581 Pg. 83, Athena Trench North, 1/6/1925, Coin 1925 582 Pg. 83, Athena Trench NW Extension, ... 1/6/1925 ... Pg. 83, Athena Trench North, 1/6/1925, Coin 1925 581 ... Pg. 83, Athena Trench North, 1/6/1925, Coin 1925 580 ... Pg. 83, Athena Trench North, 1/6/1925, Coin 1925 582