𝔖 Bobbio Scriptorium
✦   LIBER   ✦

A new method for overhead drilling

✍ Scribed by Rempel, David; Star, Demetra; Barr, Alan; Gibbons, Billy; Janowitz, Ira


Book ID
121275764
Publisher
Taylor and Francis Group
Year
2009
Tongue
English
Weight
731 KB
Volume
52
Category
Article
ISSN
0014-0139

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## Abstract Drilling is one of the most complex techniques for making ancient stone implement or adornment. For smaller perforations, it is very difficult to effectively observe drilling marks under microscope, SEM, or to obtain negative silicone rubber cast. In this report, a new exclusive nondest