§ 122. Transcripts. A copy of the testimony, evidence and procedure of any investigation, or a particular part thereof, transcribed by a stenographer in the employ of the board and certified by such stenographer to be true and correct may be received in evidence with the same effect as if such stenographer were present and testifying to the facts so certified. A copy of such transcript shall be furnished to any party upon payment of the fee for transcripts of similar minutes in the supreme court.