The facilities of Argonne National Laboratory are owned by the United States Government. Under the terms of a contract (W-31-109-Eng-38) between the U.S. Atomic Energy Commission, Argonne Universities Association and The University of Chicago, the University employs the staff and operates the Laboratory in accordance with policies and programs formulated, approved and reviewed by the Association.

Portions of this document may be illegible in electronic image products. Images are produced from the best available original document. TWs report. was prspsred as an account of wark sponsolred by the United States Government. Neither the United States nor the United States Atomic Eserpg Commissiofi, nor any of their m P l o y & e~, mar aay of their contracto~a, subcontractOrS , o r their amployees, pr&skes any warranty, express Qr implied, or assumes any lagal liability o r responsibility for the aecuracy, campleteness or usefulness of any information, apparatus, product OT p r w e s s djsclosec?, or represents that its use would not infringe privately-owned rights.

employs the staff and operates the Laboratory in accordance with policies and programs formulated, approved and reviewed by the Association.

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No abstract