Revolution at QuerétaroIn two of the most fateful months of Mexican history, the delegates to the Constitutional Convention of 19161917 came to grips with the basic problem of twentieth century Mexico. They hammered out pragmatic solutions to establish the legal foundations of the Mexican Revolution, the definitive break between the old Mexico and the new, the constitutional bases for the socioeconomic changes from 1917 onward. Honored and obeyed, dishonored and disobeyed,