Matches in Library of Congress for { ?s ?p 1981-. }
- 82160187 issued "1981-".
- 82160410 issued "1981-".
- 82161223 issued "1981-".
- 82161484%2F%2Fr913 issued "1981-".
- 82161572 issued "1981-".
- 82161774%2F%2Fr99 issued "1981-".
- 82162126 issued "1981-".
- 82162972 issued "1981-".
- 82162976 issued "1981-".
- 82163251 issued "1981-".
- 82163696 issued "1981-".
- 82164081 issued "1981-".
- 82164329 issued "1981-".
- 82164434 issued "1981-".
- 82165431 issued "1981-".
- 82165564 issued "1981-".
- 82165583%2F%2Fr972 issued "1981-".
- 82165904 issued "1981-".
- 82166634 issued "1981-".
- 82166760 issued "1981-".
- 82168331 issued "1981-".
- 82168665 issued "1981-".
- 82168745 issued "1981-".
- 82169569 issued "1981-".
- 82169982%2F%2Fr84 issued "1981-".
- 82170336 issued "1981-".
- 82171232 issued "1981-".
- 82171441 issued "1981-".
- 82171489%2F%2Fr96 issued "1981-".
- 82171501 issued "1981-".
- 82171990 issued "1981-".
- 82172043 issued "1981-".
- 82172441 issued "1981-".
- 82172468 issued "1981-".
- 82172487 issued "1981-".
- 82172536 issued "1981-".
- 82174254%2F%2Fr91 issued "1981-".
- 82174512 issued "1981-".
- 82175055 issued "1981-".
- 82175528%2F%2Fr92 issued "1981-".
- 82175632 issued "1981-".
- 82176110 issued "1981-".
- 82176173 issued "1981-".
- 82176305%2F%2Fr88 issued "1981-".
- 82176391%2F%2Fr963 issued "1981-".
- 82176448 issued "1981-".
- 82176642 issued "1981-".
- 82178219 issued "1981-".
- 82178328 issued "1981-".
- 82178385 issued "1981-".
- 82178402%2F%2Fr91 issued "1981-".
- 82178545 issued "1981-".
- 82178586 issued "1981-".
- 82178757 issued "1981-".
- 82179252 issued "1981-".
- 82179811 issued "1981-".
- 82180472 issued "1981-".
- 82181341%2F%2Fr91 issued "1981-".
- 82181794 issued "1981-".
- 82182319 issued "1981-".
- 82182421 issued "1981-".
- 82182565 issued "1981-".
- 82182845 issued "1981-".
- 82183458%2F%2Fr97 issued "1981-".
- 82183554%2F%2Fr985 issued "1981-".
- 82184084%2F%2Fr902 issued "1981-".
- 82184127%2FSA issued "1981-".
- 82184865 issued "1981-".
- 82185060 issued "1981-".
- 82185148 issued "1981-".
- 82185183%2F%2Fr94 issued "1981-".
- 82185793 issued "1981-".
- 82186100 issued "1981-".
- 82187627 issued "1981-".
- 82187868 issued "1981-".
- 82187980 issued "1981-".
- 82188808 issued "1981-".
- 82188948 issued "1981-".
- 82188971%2F%2Fr963 issued "1981-".
- 82188989 issued "1981-".
- 82189356 issued "1981-".
- 82189707%2F%2Fr90 issued "1981-".
- 82189759 issued "1981-".
- 82189881 issued "1981-".
- 82189966 issued "1981-".
- 82190703 issued "1981-".
- 82190899%2FAK issued "1981-".
- 82190981 issued "1981-".
- 82191267 issued "1981-".
- 82191593 issued "1981-".
- 82192970 issued "1981-".
- 82193067 issued "1981-".
- 82193308 issued "1981-".
- 82194425%2F%2Fr922 issued "1981-".
- 82194707 issued "1981-".
- 82194720%2F%2Fr94 issued "1981-".
- 82195077%2F%2Fr88 issued "1981-".
- 82195486 issued "1981-".
- 82195532 issued "1981-".
- 82196144 issued "1981-".