Massachusetts Superior Court Rule 50:
Exhibits (Master's Cases)
The clerk's office shall accept into the care and custody of the clerk, all exhibits which have been offered before a master during the course of a hearing and duly marked at said hearing by said master.
Said exhibits must be presented in the clerk's office by said master personally. Appropriate notations and cross references will be made in the exhibit record book, and upon the docket to this effect.
The master will be required to fill out an exhibit record card in the clerk's office when depositing exhibits. Rule 14 shall govern.
(Applicable to civil actions)