CINXE.COM

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "www.loc.gov",cType: 'non-interactive',cRay: '92775c8fcc724d63',cH: 'VQ.X2UGQQGNGFKPpeiZvoZHVaOQolkxchRfRwXBX7pA-1743167362-1.2.1.1-zSwy2ijwnE3v23nPqqeJcL7ss0e0TRiK8zfy23Qw79V3yF.SCQX0x9rJjj7EbNGN',cUPMDTk: "\/standards\/premis\/?__cf_chl_tk=tHlqMXZgbSaDM0X9KI_mo0ARc2zamyz7LSFZZHLtMjQ-1743167362-1.0.1.1-p1t_QMMg.qnZtTzMM_JX6r0186XqMcxB5dOSgor9Qf8",cFPWv: 'b',cITimeS: '1743167362',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/standards\/premis\/?__cf_chl_f_tk=tHlqMXZgbSaDM0X9KI_mo0ARc2zamyz7LSFZZHLtMjQ-1743167362-1.0.1.1-p1t_QMMg.qnZtTzMM_JX6r0186XqMcxB5dOSgor9Qf8",md: "r68hgB35TpAMeBuq_0GEPDVVeEvF35tJULccM8N7Tbo-1743167362-1.2.1.1-8J6MItQ9Q8uC7Y78C_V9ZpL0TtZk5GuihGRGJescCFOLMQ.eEy.pG1.vBfW0Yqh.6DaYslNEmog8prSS6of5oy1eMO1cBOHRh4mbaY1l40fbj4SJ6Pu40GKe3hOL2gboSxpvk4PcLGQlZDo3O92_pEszyXoDOgIRlXr_1GZs1qZB88ljYkTDMc4x71DFTdkerueT2C3izcZ1Mmn_.GDh.80sM0SEyn3.38w3BLprsdEq4iDWmsjILlTAlaQGZGn9Yct4ouLGvCAaAeR.nw6cLI1M1WVKAZxs7x5W.RI.swBClQFQeiFLa6sKAJ5CyXELCSunDfEZF5wsIVhCGTs9lSw62DkfWmIDphufQVaRhVG.i.J.nWwDaMzh0fAEVd0WkUlz5XUKqj6RMkIIa7lgRgmmm7eJ9LxEKTeMXINyMjTlL5rO7Ble_6ya_dq7b_DMPEPDGjLi5bkvD23Akd_GTU__OOUpkbXeLSs2.F.bZA__jjklXfkUNfHmmGQcRMpbusE_H1BU31GVJPFToN20tpQV5A94SRQ3Q4CQC9J0O3PhkiqTo45ANuoXLGDYEJWIFjLQ2_t9IHmSNSXFTCIbyfpnBmrIeyXvlFeFFhLGcPXfA1ahMpy4w.lWJmn1g.QoLrU5OXxJwQBQ3rX.g6lqcGk_sLcbpRLuFwkrqgvcL9spMovOdk6bWr1YaIDSfz77JRIne7NZPr1OLMIhdC.fsBImsBgWns2xRL7O1UCtCT_ulMd_NoERvu1TRbv6uZOB1SyVQFDmJ5kuNOlA6SsejgTiqPCTAQ8Vj16Hjigl19xvUwPcVNw7cM1.jL.X8zzSZ8mnvoEsY8COz2fRbVLczFctaOykX63LOG3hCwrkBbp1bmkViPgfnEQmBYHLx8tmoCUnYkb9IJwc60X1tljoWhjH1RDRWhaVzkE4V9OOri6Sbw0_E4.bTaFq82e_WzA6RqxdLpixcW8s0hrCkpMfZsN_0_vrDy_qFJkwVrbIBCLbSIF8ymQ41j0MXgm2mJYtLe2bz2oUkmG1RrQxozlV8tdtrh8WMNhjxrvmHrN1AVw6_.njMY71XkvQw.xegZsR",mdrd: "7c6AVz_sO4SsEMwNNC4GMtGIozy7LZltKTR0X0BPdY4-1743167362-1.2.1.1-1M14qQfl_KEOw_lBjSNNEM4KdYwsg.UpDVuHW8tt9Svk00.xEB_pIC9VQF3aNY1e.duyGZXzupcWDmdHU0XA_PNczYEnCUKXUEACsmosFF2Ne5anLsgUSHjVIHgZlTGFz1hZwyDTh0KAeBZO0aUD31PRAdQLjbkQf3YAbmK46R5JSPNc97own6N2I9FtHXUhjymenXOm.a_xXhaa8.tllNBwBiPgj6OhWZer8WO8Z3XhwSKzspi_6Ru3VUaNF1kFT8FmyXFxVA52Qqb8RpurW7WBEJBx0KtgpLNqqlqkmsLREWRhFG5dIOVnsTwOv67jyVsLSWwyggmbEEKdQ_mRoUZ2lgXSSCLiZbRUC1bYZu4TScpDR5R74izKTDteyW7MHMeUnF1puJ1fcAkfoyQCjkCcNj1bqZAPhnbCtRo.LN7H_QtR4NttXL7T7oFLOJcE3YGWxjylxuYagYXSrUuoSvgrcxWfIsthWzDdcUnd9K46OulBg.RnMVrUK4.KXt7B2ZnJzEbX3aqFISES.SlrjsuvgqzZRfZxkBT6lstQ.nlL3E7iBjK9OaRd4ycrlQ06ozNrJIaA.Q8SrbvXve7P0.jZNSD.wOc1TlfgegeWj0yrmEL0G3qqeFen5lKhJ4eTnItwtoFvDX4lMKeu8Zgc0d_EAefsscSJfqRtllex4QZpqnJYAziirxxx24z7j54I"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=92775c8fcc724d63';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/standards\/premis\/?__cf_chl_rt_tk=tHlqMXZgbSaDM0X9KI_mo0ARc2zamyz7LSFZZHLtMjQ-1743167362-1.0.1.1-p1t_QMMg.qnZtTzMM_JX6r0186XqMcxB5dOSgor9Qf8" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>