but you will use every endeavour and exert Yourselves.
with the utmost Zeal and Activity to carry His Majesty's
Commands into immediate execution, and in the most
effectual Manner, I have the Honor to be with very great
Regard

Gentlemen

Your most Obedient and
most humble Servant
Northumberland

To His Majesty's Justices of the Peace
for the County of Middlesex .