This hard cover book is from the Sixth Commonwealth Mining and Metallurgical Congress, Canada, 1957. The binding is in superb state with only small folding on the base of the spine. Inside, every one of the pages are tidy with no bends or splits. On the whole, a near-mint condition copy of this quantity. Asking $30. We will forward it within Canada with the additional price of shipping (request for a shipping quote if you're interested).