All provisions of statutes, now made or hereafter enacted relating to towns, shall be understood to apply to cities; and all provisions relating to the selectmen and town clerks of towns shall be construed to apply to the mayor and aldermen and clerks of cities, respectively, unless a different intention appears.
RSA 44:2
GS 40:2. GL 44:2. PS 46:2. PL 50 :2. RL 62:2.