operation iron ore by may 1 of this year little more than 3 months after the arrival of the first contingent of u s technicians iron ore commenced moving aboard the first ship on may 8 this ship the s s libertad completed loading and accompanied by the cheers of tired but happy workers slowly pulled away from the dock for the long trip through the panama canal to the united states ore is now moving steadily from the mine into expand ing stockpiles at the dock today ships are loaded in 8 to 10 hours with 20 scheduled for departure each month destined for gulf and east coast steel mills bjekssrjnilfe ki vn the construction feat performed at san juan by utah co of the americas will long be remembered through out latin america as a truly magnificent achievement louis buchman who prior to his retirement was vice president and the very able manager of the world's largest open-pit mine for kennecott copper co went as a consultant to inspect the marcona installations surveying the results of the initial construction pro gram mr buchman was prompted to write " i marvel at the accomplishment ! " as a result of this feat today marcona mining com pany is engaged in a large scale profitable mining ven ture which is rapidly assuming its place as an impor tant and permanent factor in the economy of peru and the united states utah construction company board of directors marriner s eccles chain marriner a browning allen d christensen l s corey l t dee george s eccles w h harris e w littlefield shepard mitchell p l wattis marriner s eccles chairman of the boar l s corey president allen d christensen executive vice president and general manager e w littlefield vice president secretary and treasurer c s davis vice president frank m keller vice president george r putnam vice president executive committee marriner s eccles l s corey allen d christensen e w littlefield