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Subject:
From:
Ken Follett <[log in to unmask]>
Reply To:
BP - Dwell time 5 minutes.
Date:
Tue, 8 Jun 1999 12:06:30 EDT
Content-Type:
text/plain
Parts/Attachments:
text/plain (8 lines)
Is there iron in limestone?
Is there iron in Indiana limestone?
When repointing limestone why might some joints show an orange stain when
similar joints show no staining?

Thanks,
][<en Follett

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