Show Mexicans Stage Protest On Oil Parley Plan MEXICO CITY April 11 AP Thousands AP-Thousands Thousands of Mexican workers staged a parade parade Thursday as a demonstration on of support fo for President Cardenas' Cardenas objection to a United States note not proposing arbitration on the year two-year-old oil controversy I I Hundreds 0 of workers' workers units paraded paraded pa- pa pa-i pa before the palaces palace's reviewIng reviewIng reviewing review- review Ing stand which was fil filled ed with many dignitaries Throngs moved continuously through the plaza and it was estimated estimated estimated es es- es- es that at least participated participated participated par par- In the capital alone Some carried banners saying Wall Street Keep Your Hands ands Off Mexico and others No Ar Ar- One group group of banners said The Americas are with the Mexican people in defense of their patrimOny patrimony patri- patri mOny mony and sovereignty f |