of the United States not
embraced in any of the foregoing districts, together with the District
of Columbia. Upon the written request of any eligible his name shall be
entered upon the register of any one or more of the districts other than
that in which he resides: _Provided_, That he shall state in writing his
willingness to accept service wherever assigned in any such district.

8. The period of eligibility to appointment shall be one year from the
date on which the name of the eligible is entered on the register unless
otherwise determined by regulation of the Commission.

INDIAN RULE IV.

1. All vacancies, unless filled by promotion, transfer, or
reappointment, shall be filled in the following manner:

(_a_) The Commissioner of Indian Affairs, through the Secretary of the
Interior, shall, in form and manner to be prescribed by the Commission,
request the certification to him of male or female eligibles from the
district in which the vacancy exists.

(_b_) If fitness for the vacant place is tested by competitive
examination, the Commission shall certify from the proper register of
the district in which the vacancy exists the names of the three
eligibles thereon of the sex called for having the highest averages:
_Provided_, That the eligibles upon any register who have been allowed
preference under section 1754 of the Revised Statutes shall be certified
according to their grade before all other eligibles thereon: _And
provided further_, That if the vacancy is in the grade of matron or
teacher, and the wife of the superintendent of the school in which the
vacancy exists is an eligible, she may be given preference in
certification if the appointing officer so requests.

2. Of the three names certified to him the appointing officer shall
select one, and if at the time of making this selection there are more
vacancies than one he may select more than one: _Provided_, That if the
appointing officer to whom certification has been made shall object in
writing to any eligible named in the certificate, stating that because
of physical incapacity or for other good cause particularly specified
such eligible is not capable of properly performing the duties of the
vacant place, the Commission may, upon investigation and ascertainment
of the fact that the objection made is good and well founded, direct the
certification of another eligible in place of the one objected to.

3. Each person thus designated for appointment sha