Matches in Library of Congress for { ?s ?p 1981. }
- 2006590306 date "1981".
- 2006590308 date "1981".
- 2006590351 date "1981".
- 2006590363 date "1981".
- 2006590404 date "1981".
- 2006590405 date "1981".
- 2006590406 date "1981".
- 2006590418 date "1981".
- 2006590424 date "1981".
- 2006590462 date "1981".
- 2006590479 date "1981".
- 2006590480 date "1981".
- 2006590488 date "1981".
- 2006590489 date "1981".
- 2006590490 date "1981".
- 2006590493 date "1981".
- 2006590500 date "1981".
- 2006590504 date "1981".
- 2006590505 date "1981".
- 2006590508 date "1981".
- 2006590509 date "1981".
- 2006590521 date "1981".
- 2006590524 date "1981".
- 2006590540 date "1981".
- 2006590541 date "1981".
- 2006590545 date "1981".
- 2006590636 date "1981".
- 2006590637 date "1981".
- 2006590638 date "1981".
- 2006590639 date "1981".
- 2006590640 date "1981".
- 2006590641 date "1981".
- 2006590642 date "1981".
- 2006590800 date "1981".
- 2006590801 date "1981".
- 2006590802 date "1981".
- 2006590804 date "1981".
- 2006590805 date "1981".
- 2006590807 date "1981".
- 2006590808 date "1981".
- 2006590809 date "1981".
- 2006590811 date "1981".
- 2006590814 date "1981".
- 2006590817 date "1981".
- 2006590819 date "1981".
- 2006590820 date "1981".
- 2006590821 date "1981".
- 2006590822 date "1981".
- 2006590824 date "1981".
- 2006590825 date "1981".
- 2006590827 date "1981".
- 2006590828 date "1981".
- 2006590830 date "1981".
- 2006590832 date "1981".
- 2006590833 date "1981".
- 2006590834 date "1981".
- 2006590842 date "1981".
- 2006590849 date "1981".
- 2006593803 date "1981".
- 2006593804 date "1981".
- 2006593828 date "1981".
- 2006593829 date "1981".
- 2006593834 date "1981".
- 2006593835 date "1981".
- 2006593836 date "1981".
- 2006593837 date "1981".
- 2006593839 date "1981".
- 2006593844 date "1981".
- 2006593951 date "1981".
- 2006593971 date "1981".
- 2006593972 date "1981".
- 2006593975 date "1981".
- 2006593978 date "1981".
- 2006593979 date "1981".
- 2006593986 date "1981".
- 2006594003 date "1981".
- 2006594004 date "1981".
- 2006594005 date "1981".
- 2006594006 date "1981".
- 2006594007 date "1981".
- 2006594008 date "1981".
- 2006594045 date "1981".
- 2006594079 date "1981".
- 2006594086 date "1981".
- 2006594091 date "1981".
- 2006594094 date "1981".
- 2006594159 date "1981".
- 2006594163 date "1981".
- 2006594164 date "1981".
- 2006594166 date "1981".
- 2006594167 date "1981".
- 2006594168 date "1981".
- 2006594169 date "1981".
- 2006594170 date "1981".
- 2006594171 date "1981".
- 2006594175 date "1981".
- 2006594178 date "1981".
- 2006594181 date "1981".
- 2006594186 date "1981".
- 2006594195 date "1981".