... AlARIKETR HERALD, CORNI rXCHANAor, Mosrsday,May 18, IBIT, The supplY of Wheat for tbi day's Mnrket was not very considerable, nor was thcre an3 impruvement in prices; our ligures will therefore remain.nearly as on this day se'nniglt. 3-_Baricy has gradually declined in price; amid Malt, likewise, hasundcrgonea similardepression .-White Pease havevaried but little in ?? Peate scarce, and their ...