The Branch Councils for Scotland and Ireland shall each respectively in like Manner appoint a Registrar and other Officers and Clerks, who shall be paid such Salaries as such Branch Councils respectively shall think fit, and be removable at the Pleasure of the Council by which they were appointed; and the Person appointed Registrar shall also act as Secretary to the Branch Council, and may also act as Treasurer, unless the Council shall appoint some other Person or Persons as Treasurer or Treasurers.