CONDUCTORS CHANGING POOL FREIGHT TURNS
A conductor who changes turns as provided by this agreement shall not be permitted to file written notice to again change turns until expiration of sixty (60) days from date of change.
This agreement shal1 be effective May 1971 and will terminate ten (10) days after service of written notice by either party.
Dated at Omaha, Nebraska this 15th day of April, 1971.