Tool-room practice part 5 machining holes from centre punch marks-locating holes with buttons anddisc-locating holes on a circle-miscellaneous method of hole location
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| Format: | Unknown |
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| Published: |
London
The machinery Publ
1965
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| Series: | Machinery's yellow back series
no. 13D |
| Subjects: | |
| Online Access: | Click Here to View Status and Holdings. |
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Add Tag | Physical Description: | 58 p. ill |
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| ISBN: | T000030244 |
Recording drilling performance for tunnelling site investigations 81 
ROCK BLASTING EFFECTS AND OPERATIONS