|
|
|
Department of
Commerce composite |
American
Appraisal Co. |
Associated
General Contractors |
E.H. Boeckh and
Associates |
Engineering News-Record |
Department of Agriculture, Economic Research Service |
George A. Fuller Co.—commercial buildings |
Handy-Whitman public utility |
ICC—railroad |
Bell System Telephone plant, telephone, telegraph |
Federal Highway Administration |
Turner Construction Company |
Average of contractor indexes |