Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
A Social-economic Grouping of the Gainful Workers of the United States: Gainful Workers of 1930 in Social-economic Groups, by Color, Nativity, Age, and Sex, and by Industry, with Comparative Statistics for 1920 and 1910
Skalen-drehknopf aus kunststoff od. dgl. fuer elektrische anschlussgeraete, z. b. regeltransformatoren fuer elektrische spielzeug- oder modelleisenbahnen.