What is Board Of Works?

Legal Definition
The name of a board of officers appointed for the better local management of the English metropolis. They have the care and management of all grounds and gardens dedicated to the use of the inhabitants in the metropolis; also the superintendence of the drainage; also the regulation of the street traffic, and, generally, of the bnildings of the metropolis. Brown.
-- Black's Law Dictionary
Legal Definition
A public body having charge of public works.
-- Ballentine's Law Dictionary