Read it through once

The idea of the stud-farm and the brougham horse had germinated in Archer's mind on the very day when the Emerson Sillerton invitation had first been mentioned; but he had kept it to himself as if there were something clandestine in the plan, and discovery might prevent its execution. He had, however, taken the precaution to engage in advance a run-about with a pair of old livery-stable trotters that could still do their eighteen miles on level roads; and at two o'clock, hastily deserting the luncheon-table, he sprang into the light carriage and drove off.