It is made from brass and steel. The engine has some of the reversing gear missing. It seems that it was actually never fully completed when it was built.See photos for more detail. Feel free to contact me for further information/pictures etc. And I will get back to you ASAP. All items are sent as Registered Post. The item "Steam Engine 2 cylinder oscillating engine" is in sale since Tuesday, July 3, 2018. This item is in the category "Toys, Hobbies\Powered Toys\Steam Powered". The seller is "steamtoys44" and is located in Gordonvale, QLD. This item can be shipped worldwide.