A golden remembrance of August 19, 1868: the fiftieth wedding anniversary of Rev. Dr. and Mrs. Barstow
Sulphurets ; what they are, how concentrated, how assayed, and how worked: with a chapter on the blowpipe assay of minerals
Sulphurets: What They Are, How Concentrated, How Assayed, and How Worked: With a Chapter On the Blowpipe Assay of Minerals