Monday night about midnight
He understood . His venom against the white race was only the further increased . `` Say , '' he growled , his eyes lighting with added ferocity . `` That cargo is to be run down the river on Monday night about midnight . There 'll be a big rack of hay come in by trail -- the river trail -- and most of the gang 'll be with it . If you locate it they calculate you 'll get busy unloading to find the liquor . Meanwhile the cargo 'll slip through on the river , in a small boat .