be authorized to teach in any of the public schools of the State; Provided, That any person who is a graduate of the four years' normal course in the State University of North Dakota, and who has had one year's successful experience as a teacher, may be granted such normal certificate without further examination; Provided, further, That no State certificate shall hereafter be issued by any normal school in the State.
§ 119. FEE FOR ISSUING CERTIFICATE-CERTIFICATE, HOW REVOKED.] The State Superintendent shall require a fee of five (5) dollars from each applicaut for a professional or normal certificate, which fee shall be used by him to aid in the establishment and maintenance of teachers' reading circles in the State. He shall revoke at any time any certificate issued. in the State for any cause which would have been sufficient ground for refusing to issue the same had the cause existed or been known at the time it was issued.
§ 120. EXAMINATION OF TEACHERS BY COUNTY SUPERINTENDENTS.] The county superintendent shall hold public examination of all persons over eighteen years of age, offering themselves as candidates for teachers of common schools, at the most suitable place in the county, on the second Friday in January, March, May, July, September and November of each year, and, when necessary, such examination may be continued on the following day, at which times he shall examine them by a series of written or printed questions, according to the rules prescribed by the State Superintendent. If from the percentage of correct answers required by the rules, and other evidence disclosed by the examination, including particularly the superintendent's knowledge and information of the candidate's successful experience, if any, the applicant is found to be a person of good moral character, to possess a knowledge and understanding, together with aptness to teach and govern, which will enable such applicant to teach in the common schools of the State the various branches required by law, said superintendent shall grant to such applicant a certificate of qualification.
§ 121. TEACHERS' GRADES, HOW ESTABLISHED-RE-EXAMINATION OF TEACHERS, WHEN ALLOWED.] Such certificates shall be of three regular grades; the first grade for a term of three years; the second grade for a term of two years; and the third grade for one year, according to the ratio of correct answers of each applicant and other evidence of qualification appearing from the examination. No certificate shall be granted unless the applicant shall be found proficient in and qualified to teach the following branches of a common English education: Reading, writing, orthography, English grammar, geography, United States history, arithmetic and physiology and hygiene, and for a first and second grade can pass a satisfactory examination in theory and practice certificates shall pass a satisfactory examination in civil government, physical geography, elements of natural philosophy, elemen-
