ASSIGNMENT OF C.I. NUMBERS This is a reminder that C.I. numbers are assigned to selections, genetic material, etc., only upon request of parties concerned, except for varieties which are named and released for public use. If you have materials that should be added to the world collection maintained at Beltsville, please apply for a C.I. number and submit seed to Dr. J. C. Craddock. A C.I. number has been assigned to the following: Hard Red Spring Wheat NORANA C.I. 15927 OLAF C.I. 15930 ELLAR C.I. 17289 TIOGA C.I. 17286