2 resultados para NATURAL MORTALITY-RATES

em University of Michigan


Relevância:

100.00% 100.00%

Publicador:

Resumo:

"Prepared under the direction of Dr. William H. Davis, chief statistician for vital statistics, and under the immediate supervision of Richard C. Lappin, expert special agent of the Bureau of the Census.--Letter of transmittal, p. 5.