ENLISTMENT OF COLORED MEN.A Controversy Cat Short by SecretaryLincoln.Washington, Oct. 8.—A question having h risen between the Secretary of War, General Horen, Chief Signal Oltioer, and Lieutenant H. 31. Punwell, in reference to the legality of existing colored men in the. Sig-nol Corps, the Se.-retary Rirnnittrily sett *tl the matter by issuing the following order: The Chief Signal Officer of the anny u hereby ordered to give such orders an 1 in-•truotjuns to th*» officers now or hereafter serving under him an recruiting officers for the army a* will prohibit the rejection as a recruit by any such recruiting officer of any ipplu ant for enlistment in the Signal Corj* m account of color or on account of the A Irian des»Nsnt of aueb applicant. The Chief Signal Officer will report to the Secretary of War the action token un l »r this order, with •pecla) r* fereiuteto the application of William Hallett Greene. liohfciRT T. LINCOLN,Secretary of War.