Detailed estimates of Crysler island two-stage project (project C-217) : appendix I to the report of the Joint board of engineers (reconvened) on improvement of the international section of the St. Lawrence river, dated April 9, 1932.

Bound with United States. Department of state. ... Great-lakes-St. Lawrence deep waterway treaty.

National longitudinal study of the high school class of 1972 : sample design efficiency study : optimal two-stage sample design /

"Prepared by Research Triangle Institute under contract no. OEC-0-73-6666 with U.S. Dept. of Health, Education, and Welfare."

A Bayesian approach to two-stage sampling : final report for period 1 May, 1972-1 January 1976 / [prepared by W. A. Ericson].

Performing organization: Dept. of Statistics, University of Michigan.