Edited by Rolf R. Haberecht [and] Edward L. Kern. Edited by John F. Kircher and Richard E. Bowman. Edited by L. F. Lamerton and R. J. M. Fry. Edited by Robert W. Lenz and Richard S. Stein. Edited by G. K. Patterson and J. L. Zakin. Edited by R. O. Greep and J. F. Porter. Edited by Roscoe O. Brady and Donald B. Tower. Edited by R. T. Pretty and D. H. R. Archer. Edited by Frank T. Sisco [and] Edward Epremian. Edited by H. Brechna and H. S. Gordon.