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If you wish to contribute, please go the following four steps:
1. register (click on top right link on this page to do so),
2. write an email to jw@provings.info to tell that you have done so and to be given editing rights,
3. click on one of the below headings to edit that page or choose one from the Contents page or create a new page (how to, see here).#
4. on that page click on "edit" in the top menu and the page will open to show a word processing version
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