Jordan, Louis Circular of the Bureau of Standards No. 409: Production, Heat Treatment, and Properties of Iron Alloys; NBS Circular 409
![Jordan, Louis Circular of the Bureau of Standards No. 409: Production, Heat Treatment, and Properties of Iron Alloys; NBS Circular 409](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%2F4174GdbCFWL._SL500_.jpg&sign=Is9pqDg4leqt7rusUWhDuLNwkQFghtcZ0P8vfs3D.us-)
Circular of the Bureau of Standards No. 409: Production, Heat Treatment, and Properties of Iron Alloys; NBS Circular 409