All,

We've completed a step-by-step walkthrough of converting an EAD2002 document into EAD3, provided here:  https://github.com/saa-ead-roundtable/EAD-2002-to-EAD3-transformations/tree/master/nypl-ead2002-to-ead3.  Many thanks to the SAA EAD Roundtable for hosting this resource and providing support.

We chose GitHub to host the walkthrough as it provides for line-by-line comparisons at each step of the transformation process (ref. https://github.com/saa-ead-roundtable/EAD-2002-to-EAD3-transformations/commit/0d074399539252e56d8fbf2dc626cb2974f5bf96).  This allows for us to provide discussion on each change (e.g. <unitdate> to <unitdatestructured>) while highlighting the precise changes made.

The full document history can be found here - https://github.com/saa-ead-roundtable/EAD-2002-to-EAD3-transformations/commits/master/nypl-ead2002-to-ead3/ead_sample.xml.  Each link on that page will open a line-by-line comparison of EAD2002 vs. EAD3, and a discussion of what and why changes happened.

Regards,
--Alex

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Alexander Duryee
Metadata Archivist
New York Public Library
(917)-229-9590