The object of the University of Idaho shall be to provide the means of acquiring a thorough knowledge of the various branches of learning connected with the scientific, industrial and professional pursuits, and to this end it shall consist of the following colleges or departments, to wit:
1.  The college or department of arts.
2.  The college or department of letters.
3.  The professional or other colleges or departments, as may from time to time be added thereto or connected therewith.