[conan]

A small bit of interesting history of the Kent iron smelting industry

https://books.google.co.uk/books?id=p9_T08tLq8wC&pg=PA126&lpg=PA126&dq=iron+works+cowden+kent&source=bl&ots=OlHMqKyls3&sig=1PPOJSo33sEqaNcBhuwkOOGYzQg&hl=en&sa=X&ved=0ahUKEwiWkfTd37HWAhXEJMAKHQuRD5YQ6AEIWzAJ#v=onepage&q=iron%20works%20cowden%20kent&f=false

A couple of photographs of surviving hammer ponds can be found here

http://www.hammerpond.org.uk/gazetteer/Kent/kent.htm