 Copse Wood was later purchased by Middlesex County Council and London County Council in 1936 for £ 23 @,@ 250 , later joined by Mad Bess Wood in the same year . The urban district council purchased the 186 acres ( 75 ha ) wood together with Middlesex and London County Councils for £ 28 @,@ 000 in a compulsory purchase from Sir Howard Stransom Button . Sir Howard became High Sheriff of Middlesex in 1937 . 
