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Methods and Limitations

Commodity Classification in 1997

Commodity Classification in 1993

National Transportation Analysis Regions

Mileage Calculations: Methods for Estimating Distances

Reliability of 1993 Census Estimates

Scope and survey methods of the 1993 and 1997 CFS

Purpose and Status of the Multimodal Commodity and Passenger Flow Surveys, report to Congress of May, 1993