6 books
The Problem of Business Forecasting
The Problem of Business Forecasting: Papers Presented at the Eighty-Fifth Annual Meeting of the American Statistical Association, Washington, December 27-29, 1923 (Large Text Classic Reprint)
Interpretation of the Index of General Business Conditions (Classic Reprint)
Measuring and forecasting general business conditions
Handbuch Der Architektur (4 )
The Problem of Business Forecasting; Papers Presented at the Eighty-Fifth Annual Meeting of the American Statistical Association, Washington, D.C., December 27-29, 1923