To restrain the members, when engaged in

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debate, within the rules of order; to enforce on all occasions the
observance of order and decorum [§ 36] among the members, deciding all
questions of order (subject to an appeal to the assembly by any two
members, § 14), and to inform the assembly when necessary, or when
referred to for the purpose, on a point of order or practice;

To authenticate, by his signature, when necessary, all the acts, orders
and proceedings of the assembly, and in general to represent and stand
for the assembly, declaring its will, and in all things obeying its
commands.

The chairman shall rise* [It is not customary for the chairman to rise
while putting questions in very small bodies, such as committees,
boards of trustees, &c.] to put a question to vote, but may state it
sitting; he shall also rise from his seat (without calling any one to
the chair), when speaking to a question of order, which he can do in
preference to other members. In referring to himself he should always
use his official title thus: "The Chair decides so and so," not "I
decide, &c." When a member has the floor, the chairman cannot interrupt
him as long as he does not transgress

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any of the rules of the assembly, excepting as provided in § 2.

He is entitled to vote when the vote is by ballot,* [But this right is