On February 6, 1840, Hobson, several English residents, and 45 Maori chiefs, signed the Maori text of the Treaty of Waitangi at Waitangi in the Bay of Islands with Hone Heke being the first. total of 512 chiefs, including 13 women, signed the nine copies of the Treaty of Waitangi, mostly the Maori language text, at 34 locations around New Zealand between February 6 and May 21, 1840. Only 39 chiefs signed the English language version at Waikato Heads and at Manukau.
Chimney Dampers. Chimney dampers serve a useful purpose by acting as a doorway that opens and closes your chimney, and your house for that matter, to the outside elements. However most flue dampers that exist in traditional masonry fireplaces are made of cast iron and they aren't the greatest sealing devices.
Spark arrestor. A spark arrester (sometimes spark arrestor) is any device which prevents the emission of flammable debris from combustion sources, such as internal combustion engines, fireplaces, and wood burning stoves. Spark arresters play a critical role in the prevention of wildland fire and ignition of explosive atmospheres.