The mayor and aldermen shall compose one board, and shall sit and act together as one body, at all meetings of which the mayor, if present, shall preside; but in his absence a chairman shall be chosen.
Source. 1846, 384:10. 1855, 1699:2, 12. GS 42:6. GL 46:6. PS 48:6. PL 52:10. RL 64:10.