“Any dispute as to the amount of extent of such cesser of rent shall be referred to arbitration in manner hereinafter provided”. 2 Clause 4(9) is side-noted “Arbitration”
“a matter which under the [lease] is to be referred to arbitration”
“If the landlord and the tenant shall agree to refer any dispute arising under this lease to arbitration”
“Then unless the contrary shall have been agreed”
“Unless the contrary shall have been agreed the landlord and tenant shall refer any dispute arising under this lease to arbitration”