Washington, D. C., April 27—Sale of the Abilene and Southern railroad, a short line, in, Texas, to the Texas and Pacific railroad was, approved to day by the Interstate Commerce com mission, the Texas railroad, com mission and communities which the line serves had approved the trans action, and no objection was made to it from any interested quarters. The Abilene line has total assets valued approximately at $758,000. The Texas and Pacific company will acquire all of its common stock and assume outstanding obligations.