Corrections

March, page 55: The price for Phase Transitions and Critical Phenomena, Vol. 3: Series Expansions for Lattice Models, edited by C. Domb and M. S. Green, should read £18.00, not $18.00. May, page 35: For “15‐kA beam” on line 18, read “150‐kA beam.”

—page 36: The parameters of the Aurora facility given at the end of the first full paragraph of the second column should read “12 megavolt, 1.6 megamp and 160 nsec.”