+ <!--
+Identifier-legal- 49 The copyright registration 017
+deposit number that is assigned to
+ an item when the item is
+ deposited for copyright.
+
+ -->
+ <!--
+Identifier-local-call 53 Call number (e.g., shelf location)
+ assigned by a local system
+ (not a classification number).
+
+ -->
+ <!--
+Identifier-national- 48 Character string that uniquely 015
+bibliography identifies a record in a
+ national bibliography.
+
+ -->
+ <!--
+Identifier-publisher- 51 A formatted number assigned 028
+for-music by a publisher to a sound
+ recording or to printed music.
+
+ -->
+ <!--
+Identifier-report 1027 A report number assigned to 027, 088
+ the item. This number could be
+ the STRN (Standard Technical
+ Report Number) or another
+ report number.
+ Cf. ANSI/NISO Z39.23 and
+ ISO 10444.
+
+ -->
+ <!--
+Identifier-standard 1007 Standard numbers such as ISBN, 010, 011, 015, 017,
+ ISSN, music publishers 018, 020, 022, 023,
+ numbers, CODEN, etc., that 024, 025, 027, 028,
+ are indexed together in many 030, 035, 037
+ online public-access catalogs.
+
+ -->
+ <!--
+Identifier-stock 1028 A stock number that could be 037
+ used for ordering the item.
+
+ -->
+ <!--
+Identifier-thematic 1030 The numeric designation for a $n in the following:
+ part/section of a work such as 130, 240, 243, 630,
+ the serial, opus or thematic 700, 730
+ index number.
+
+ -->
+ <!--
+Indexed-by 1023 For serials, a publication 510
+ in which the serial has been
+ indexed and/or abstracted.
+
+ -->
+ <!--
+Material-type 1031 A free-form string, more derived value from
+ specific than the one-letter Leader/06-07, 007,
+ code in Leader/06, that 008, and 502
+ describes the material type
+ of the item, e.g., cassette,
+ kit, computer database,
+ computer file.
+
+ -->
+ <!--
+Music-key 1025 A statement of the key in $r in the following:
+ which the music is written. 130, 240, 243, 630,
+ 700, 730
+
+ -->
+ <!--
+Name 1002 The name of a person, corporate 100, 110, 111, 400,
+ body, conference, or meeting. 410, 411, 600, 610,
+ (Subject name headings are 611, 700, 710, 711,
+ included.) 800, 810, 811
+
+ -->
+ <!--
+Name-and-title 57 The name of a person, corporate 100/2XX, 110/2XX,
+ body, conference, or meeting, 111/2XX, subfields
+ and the title of an item. $a & $t in
+ (Subject name headings are following: 400,410,
+ included.) The syntax of the 411, 600, 610, 611,
+ name-title combination is up 700, 710, 711, 800,
+ to the target, unless used 810, 811
+ with the Structure attribute
+ Key (see below).
+
+ -->
+ <!--
+Name-corporate 2 An organization or a group 110, 410, 610, 710,
+ of persons that is identified 810
+ by a particular name. (Subject
+ name headings are included.)
+
+ -->
+ <!--
+Name-conference 3 A meeting of individuals or 111, 411, 611, 711
+ representatives of various 811
+ bodies for the purpose of
+ discussing topics of common
+ interest. (Subject name
+ headings are included.)
+
+ -->
+ <!--
+Name-editor 1020 A person who prepared for 100 $a or 700 $a when
+ publication an item that is the corresponding $e
+ not his or her own. contains value 'ed.'
+
+ -->
+ <!--
+Name-geographic 58 Name of a country, 651
+ jurisdiction, region, or
+ geographic feature.
+
+ -->
+ <!--
+Name-geographic-place- 59 City or town where an item 008/15-17, 260$a
+publication was published.
+
+ -->
+ <!--
+Name-personal 1 A person's real name, 100, 400, 600, 700,
+ pseudonym, title of nobility 800
+ nickname, or initials.
+
+ -->
+ <!--
+Name-publisher 1018 The organization responsible 260$b
+ for the publication of the
+ item.
+
+ -->
+ <!--
+Note 63 A concise statement in which 5XX
+ such information as extended
+ physical description,
+ relationship to other works,
+ or contents may be recorded.
+
+ -->
+ <!--
+Record-source 1019 The USMARC code or name of the 008/39, 040
+ organization(s) that created
+ the original record, assigned
+ the USMARC content designation
+ and transcribed the record into
+ machine-readable form, or
+ modified the existing USMARC
+ record; the cataloging source.
+
+ -->
+ <!--
+Server-choice 1017 The target substitutes one or
+ more access points. The origin
+ leaves the choice to the target.
+
+ Notes on relationship of Any and Server-choice:
+ (1) When the origin uses 'Server-choice' it is asking the target
+ to select one or more access points, and to use its best
+ judgment in making that selection. When 'Any' is used,
+ there is no selection process involved; the target is to
+ apply all of the (appropriate) supported Use attributes.
+ The origin is asking the target to make a choice of access
+ points.
+ (2) The target might support 'Any' and not 'Server-choice', or
+ vice versa, or both. If the target supports both, when the
+ origin uses 'Server-choice', the target might choose 'Any';
+ however, it might choose any other Use attribute.
+
+ -->
+ <!--
+Subject 21 The primary topic on which a 600, 610, 611, 630,
+ work is focused. 650, 651, 653, 654,
+ 655, 656, 657, 69X