The work covers military signaling and the weather service. The latter brand was transferred in 1890, to the Weather Bureau, organized under the Dept. of Agriculture.

Special edition of the Federal Register, containing a codification of documents of general applicability and future effect ... with ancillaries.

The Code of Federal Regulations is the codification of the general and permanent rules published in the Federal Register by the executive departments and agencies of the Federal Government.

This volume, covering metals and minerals, contains chapters on approximately 90 commodities. In addition, this volume has chapters on mining and quarrying trends and on statistical surveying methods used by Minerals Information, plus a statistical summary.