Fifteenth census of the United States
Subtitle: Census of mines and quarries: 1929 : Consumption of fuel and electric energy in mining and quarrying industries
Published: 1931
Place of publication: Washington
Language: eng
Number of pages: 18
Subjects: Mineral industries; Census, 15th, 1930
Other titles: Census of mines and quarries, 1929.; Consumption of fuel and electric energy in mining and quarrying industries.
Work titles: Census of the United States (1930)