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<p class="MsoNormal">Can someone help me find an appropriate noun for talking about a machine-generated unique identifier that would name a physical unit, independent of the bibliographic item(s) or portions of an item it contains?
<br>
<br>
I don't want to use "Item ID" because I don't want it to be confused with an Item_ID in our OPAC (see
<i>Folgerpedia</i> under "<a href="https://folgerpedia.folger.edu/Sammelbands#Why_we_can.27t_use_Voyager.27s_.22Bound_With.22_function_for_vault_books">Why we can't use Voyager's 'Bound With' function for vault books</a>" for why a three-title sammelband [sic]
 has three item IDs, not one).<br>
<br>
I don't want to use "<a href="https://en.wikipedia.org/wiki/Object_identifier">Object Identifier</a>" or "<a href="https://en.wikipedia.org/wiki/Persistent_Object_Identifier">Persistent Object Identifier</a>" because I will be talking with database designers,
 and I don't want it to be confused with the key column in a relational database.<br>
<br>
I don't want to use "Call number" or "Shelfmark" because those carry meaning, and because our call numbers for boxed manuscripts refer to a single manuscript: a box with 24 indentures would be signed out on 24 call slips if a researcher wanted to see everything
 in the box.<br>
<br>
In other words, I need a name for the unique identifier such that if the box of 24 indentures, a sammelband with three titles, and a four-volume scrapbook were all on a shelf, you could point to them and say "those things each have a [Identifier TBA], for a
 total of six [Identifier TBA]s. <br>
<br>
If there isn't a suitable generic name for [Identifier TBA], I will need to make one up. Possibilities that come to mind:<o:p></o:p></p>
<ol style="margin-top:0in" start="1" type="1">
<li class="MsoListParagraph" style="margin-left:0in;mso-list:l1 level1 lfo2">FPO_ID for "Folger Physical Object Identifier" (but we already use "PO" for the purchase order number associated with vault material   <o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l1 level1 lfo2">FOID for "Folger Object Identifier"<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l1 level1 lfo2">FVIN for "Folger Vault Inventory Number"<o:p></o:p></li><li class="MsoListParagraph" style="margin-left:0in;mso-list:l1 level1 lfo2">FU for "Folger Unit" (well, okay, I'd be
<i>tempted</i> to call them eff-yoos, but wouldn't actually do it) <o:p></o:p></li></ol>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Thanks for helping me think this through,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal">Erin.<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span style="font-size:10.0pt">________<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt"><br>
Erin C. Blake, Ph.D.  |  Head of Collection Information Services  |  Folger Shakespeare Library  |  201 E. Capitol St. SE, Washington, DC, 20003  |  <a href="mailto:eblake@folger.edu" target="_blank"><span style="color:blue">eblake@folger.edu</span></a>  |
  office tel. +1 202-675-0323  </span> <o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
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