Section 87X. Any registered student who has completed a course of at least one month, including at least one hundred hours of professional training in manicuring, in a school approved by the board, if such registrant after application accompanied by an examination fee as provided in section eighty-seven CC for a first examination, together with two photographs of the applicant, or a fee as provided in said section eighty-seven CC for a second or subsequent examination, passes an examination satisfactory to the board, may be registered by the board as a manicurist and may practice manicuring for compensation during the period of such original registration, and thereafter upon payment every two years of a renewal fee as provided in said section eighty-seven CC.