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Report of the Secretary of the Interior-Continued.
Abstract of reports of bureaus and other administrative units of the
Department-Continued.
Chief features of the work of the Bureau of Mines_
51
Increasing efficiency and lessening waste in petroleum
and natural-gas industries___
54
department-Continued.
National parks-Continued.
Visitors
Economic value of national parks.
Page.
87
88
Report of the Commissioner of the General Land Office Continued.
Opening of Chippewa agricultural lands, Minnesota.
Minnesota drainage entries_
163
Sale of "ten-chain" lots in Imperial County, Cal_.
The Imperial Valley---
179
180
Report of the Commissioner of the General Land Office--Continued.
Federal ownership of public lands.......
Review of recent legislation__
192
193
Legislation___
Annual instructions to surveyors general__
Selection and grouping of townships to be surveyed_
Surveys under special deposits by individuals_
Surveys of Indian reservations.
Examination of surveys.
Special instructions..
Supervision
Field operations.
Surveys
Iron posts-
Field notes_.
197
201
202
207
208
210
211
212
213
214
Education of racial groups (formerly Negro education).
Report of the Director of the United States Geological Survey.
363
365
366
368