𝔖 Bobbio Scriptorium
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Development of the controlled traffic concept

✍ Scribed by Albert C. Trouse Jr.


Publisher
Elsevier Science
Year
1985
Tongue
English
Weight
85 KB
Volume
22
Category
Article
ISSN
0022-4898

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CURRENT TOPICS. 637 ipated for them in the building of safes. Not only are the plates so extremely hard that they cannot be drilled, but they have a remarkable resistance to the flame of an oxyacetylene lamp. It is estimated that to burn a hole three inches in diameter and 3~ inch thick would requir