Section 3
SEC. 3. The Mining Bureau shall further consist of two field assistants, class six, who shall qualify, in topographic surveying, and who may qualify in either mining engineering or metallurgy, or both to be selected under the rules of the Civil Service Board; of a chief clerk and stenographer, class six; of a property clerk and custodian, class eight; of a record clerk and translator, Class C; of a draftsman, Class D; of a draftsman, Class F; and of such labor as may be authorized by the Secretary of the Interior, the total compensation for which for office work shall not exceed seven hundred and fifty dollars per annum.