YRKESAKTIVE I NORGE 1875-1960 OG PROGNOSER FOR UTVIKLINGEN FRAM TIL 1970.
Contributors: LETTENSTROM, G.S.; SKANCKE, G.
Other titles: ECONOMICALLY ACTIVE POPULATION IN NORWAY 1875-1960 AND FORECASTS UP TO 1970.
Notes: ENGLISH SUMMARY GIVEN; NO'S 1-25 BOUND TOGETHER.