First Indicator Restriction # - No information provided 0 - No restrictions 1 - Restrictions apply |
Second Indicator Undefined # - Undefined |
Subfield Codes |
|
$a - Terms governing access (NR) $b - Jurisdiction (R) $c - Physical access provisions (R) $d - Authorized users (R) $e - Authorization (R) $f - Standardized terminology for access restriction (R) |
$u - Uniform Resource Identifier (R) $2 - Source of term (NR) $3 - Materials specified (NR) $5 - Institution to which field applies (NR) $6 - Linkage (NR) $8 - Field link and sequence number (R) |
Information about restrictions imposed on access to the described materials.
For published works, this field contains information on limited distribution. For continuing resources, the restrictions must apply to all issues.
If a note merely indicates the intended audience of a publication and does not imply restrictions on access, it is recorded in field 521 (Target Audience Note.) Terms governing the use of materials after access has been allowed are recorded in field 540 (Terms Governing Use and Reproduction).
506 | 0#$aAccess copy available to the general public.$fUnrestricted$2star$5MH |
506 | 1#$aAvailable to subscribing member institutions
only. [An electronic journal that is restricted.] |
506 | ##$aClassified. | ||||||||
506 | ##$aFor official use only. | ||||||||
506 | ##$aNot available for distribution in the United States. | ||||||||
506 | 1#$aFor use of the officials of the U.S. and Venezuela Governments only. Any exception will require prior approval of the Venezuelan Government. | ||||||||
506 | ##$aConfidential. | ||||||||
506 | ##$aNot available for commercial use, sale, or reproduction. | ||||||||
506 | 1#$aFor restricted circulation--not for publication. | ||||||||
506 | ##$aPrior to 1981, distribution was limited to federal judicial personnel. |
506 | 1#$3Office files of Under Secretary$aNo one may examine these records or obtain information from them or copies of them except by written permission;$bSecretary of the Treasury or his duly authorized representative;$cKept in remote storage; access requires 24 hours advance notice. |
506 | 1#$aRestricted: Material extremely fragile;$cAccess by appointment only. | ||||||||
506 | ##$aRestricted access;$cWritten permission required;$bDonor. |
506 | ##$aClosed for 30 years;$dFederal government employees with a need to know. | ||||||||
506 | 1#$aRestricted: cannot be viewed until 2010;$dMembers of donor's family. |
506 | ##$aClassified under national security provisions;$bDepartment of Defense;$eTitle 50, chapter 401, U.S.C. |
506 | 0#$aAccess copy available to the general public.$fUnrestricted$2star$5MH | ||||||||
506 | ##$fUnrestricted online access$2star | ||||||||
506 | ##$3Use copy$aAccess available to account holders only.$fOnline access with authorization$2star | ||||||||
506 | ##$3Use copy$aIn copyright material. Searches will return text snippets only.$fPreview only$2star | ||||||||
506 | ##$aClosed until January 1, 2068.$fNo online access$2star | ||||||||
506 | ##$3Master copy$fNo online access$2star |
506 | ##$aSome restrictions apply. Consult restricted access file for restriction details:$u[URI] |
506 | 1#$aAccess restricted to users with a valid Harvard ID.$fLicense$2star$5MH |
506 | ##$3All materials except videocassettes$aRestricted. |
(02/23/2008) | Contact Us |