edited by M. Frigessi di Rattalma ; with the assistance of F. Seatzu. edited by S. M. Nikol'skii ; with the assistance of E. A. Volkov. edited by Betty Reardon and Eva Nordland ; with the assistance of Robert Zuber. edited by Annie M. Brewer, with the assistance of Marie Browne. edited by Dexter H. Howard ; with the assistance of Lois F. Howard. edited by S. D. Lee ; with the assistance of Bruce Peirano. edited by D. W. Goodall, R. A. Perry, with the assistance of K. M. W. Howes. edited by Elaine Treharne and Greg Walker with the assistance of William Green. edited by Gerald L. Wick, Walter R. Schmitt ; with the assistance of Robin Clarke. edited by J. Scott Keltie ; with the assistance of I. P. A. Renwick.