...: The Fourth corps, being in the advance, crossed the Chickahominy at Bottom's Bridge, the twenty-third of May, and encamped two miles beyond. Two days later I received orders to advance on the Williamsburgh read, and take up and fortify the nearest strong position to a fork of roads called the Seven Pines. The camp I selected, and which was the next day approved by Major-Gen. McClellan, stretches acro...