Prestamos Para Obras de Irrigation Y Fomento de la Agricultura. The item “Mexico Institution Encouragement of Irrigation Works $500 / $100 Gold Bonds 31pc” is in sale since Sunday, October 28, 2018. This item is in the category “Coins & Paper Money\Stocks & Bonds, Scripophily\Government & War Bonds”. The seller is “nycbonds” and is located in New York, New York. This item can be shipped worldwide.