div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentsecnav-instruction-5215-national-archives-title-secnav-instruction-52151htmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: SECNAV Instruction 5215 - National Archives · Title: SECNAV Instruction 52151 Subject: The Navy Directives System subject classifications for researchers at the National Archives loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsnetreader030viewer20220217175b404c4f7f8b9a51528d0f4fhtml5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentsecnav-instruction-5215-national-archives-title-secnav-instruction-52151htmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: SECNAV Instruction 5215 - National Archives · Title: SECNAV Instruction 52151 Subject: The Navy Directives System subject classifications for researchers at the National Archives loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader030fdocumentsnetreader030viewer20220217175b404c4f7f8b9a51528d0f4fhtml5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentsecnav-instruction-5215-national-archives-title-secnav-instruction-52151htmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: SECNAV Instruction 5215 - National Archives · Title: SECNAV Instruction 52151 Subject: The Navy Directives System subject classifications for researchers at the National Archives loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...