At any time a cause is set for hearing and a quorum of the Commission is not present at the time set for said hearing, any member thereof may adjourn the hearing to some future time or said Commissioner present may proceed to take the testimony, which shall be transcribed and submitted to the Commission before consideration thereof; said testimony so taken shall be submitted to the Commission at a time and place fixed by the Commissioner taking the same.
R.L.1910, § 1202.