1890 Patent No. 16,638 rotating bore tools, Emil von Buhler, Berlin

Patent No. 16,638 A.D.1890 Improvements in Automatically Rotating Boring and other Tools (Communicated from abroad by Emil von Buhler, of 105 Urbanstrasse, Berlin, Germany, Merchant)

"I, Hugh Donald Fitzpatrick of 70 Wellington Street, Glasgow, Lanrkshire, Registered Patent Agent, do hereby declare the nature of this invention and in what manner the same is to be performed, to be particularly described and ascertained in and by the following statement: This invention relates to tools, such as tools for boring or drilling holes, which require a partial or total turning movement to be given to them when being operated and it has for its object to produce such turning or rotating movement in a simple and efficient manner..."

2 pages of text + 1 drawing which have been disbound from a larger volume.

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