Mengel, George Henry The Extraction of Potash From Feldspar by Agitation With Lime Under Steam Pressure
![Mengel, George Henry The Extraction of Potash From Feldspar by Agitation With Lime Under Steam Pressure](https://r.kelkoo.com/resize.php?country=se&merchantId=100565793&categoryId=5101&trackingId=96964074&width=300&height=300&image=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F41Hgl9Ws7gL._SL500_.jpg&sign=YG9QaIzVUZZe1aqeZlMAe0y6LRIisQ51k3UUZsYQMMU-)
The Extraction of Potash From Feldspar by Agitation With Lime Under Steam Pressure
The Extraction of Potash From Feldspar by Agitation With Lime Under Steam Pressure