Practical Treatise on Up-to-Date Prospecting for Gold, Silver, Copper, Lead, Zinc, Coal, Etc. Blast Hole Work, Air Shafts for Mines, Oil Well Drilling, Etc.

Portland, Oregon: Reierson Machinery Co., 1910. Soft cover. Very Good. Staple-bound in printed wraps. No visible date (published circa 1910). 40 pp. Some illustrations. 9.25 x 6 inches. One copy noted on OCLC. Laid in is a two-sided price list showing both new and secondhand machinery. Mining and prospecting treatise and machinery catalog issued, circa 1910, by Reierson Machinery Company (182-186 Morrison Street, Portland, Oregon). Includes a few articles previously published in trade magazines between 1899 and 1909. Full title: Practical Treatise on Up-to-Date Prospecting for Gold, Silver, Copper, Lead, Zinc, Coal, Etc. Blast Hole Work, Air Shafts for Mines, Oil Well Drilling, Etc. The continuing text on the front cover states that "This data has been gathered to assist and encourage prospecting with Drilling machines, and has been demonstrated to be the cheapest and most up-to-date method of testing any ground, at a very low expense and within reach of the average individual. Water bearing ground does not interfere with successful prospecting. Air shafts for mines, at a low cost. Drilling for oil and blast hole work. Prospecting in streams, etc." The company was established in 1903 by Renhart Reierson (as a successor to the machinery business of John Poole). It was located at the foot of Morrison street until about 1914 and then appears to have gone out of business around 1920.