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| 0000051548-18-000004-index.html | 2018-01-25 08:11:25 | |
| 0000051548-18-000004.txt | 2018-01-25 08:11:25 | |
| isc2017annualrelease.htm | 559424 | 2018-01-25 08:11:25 |
| isc8-k2017annualearningsre.htm | 35515 | 2018-01-25 08:11:25 |
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