others read and made valuable comments on preliminary versions of the manu- 

 script. For these and other services, we thank W. R. P. Bourne, Danny Bystrak, 

 W. Frank Cobb, Jr., Jerome A. Jackson, Cherry Keller, M. Kathleen Klimkiewicz, 

 Mary K. LeCroy, Storrs L. Olson, Ralph S. Palmer, Allan R. Phillips, Chandler 

 S. Robbins, Larry R. Shanks, David M. Smith, George E. Watson, III; Donald W. 

 Woodard, and Richard L. Zusi. 



27 



