X'.ew ur leans ana oiner smaller chick Buell was unfortunate in the subordinates with whom he commanded the campaign. A great mistake had been made ^n separating the ablest General tn the army, Gen. George H. Thomas, from his corps, and making him second fn command, which deprived him of all active direction cr execution. lie became. In fact, merely an Inspector-General, who did nut even know his commanding oilicer's plans, and therefore could not aid In their execution as much as any one of the subordinates. McCook. who commanded the First Corps of the Army of the Orio, was. with all his undoubted gallantry, loyalty and soldierly qualities, unfit for so extensive a command. He lacked the mental breadth as well as the iron will and determination absolutely necessary for the command of so great a unit as a corps. Moreover, he had an undue opinion of hi* abilities, and really aspired to suoceeed Buell as the commander of the Army of the Ohio. This