Matches in Library of Congress for { ?s ?p 1968. }
- 68001127 date "1968".
- 68001134 date "1968".
- 68001158 date "1968".
- 68001170 date "1968".
- 68001171%2F%2Fr983 date "1968".
- 68001174%2FMN date "1968".
- 68001203 date "1968".
- 68001213 date "1968".
- 68001218 date "1968".
- 68001271%2F%2Fr87 date "1968".
- 68001272 date "1968".
- 68001275%2F%2Fr88 date "1968".
- 68001285 date "1968".
- 68001294 date "1968".
- 68001295 date "1968".
- 68001296%2F%2Fr872 date "1968".
- 68001299 date "1968".
- 68001302 date "1968".
- 68001321 date "1968".
- 68001341 date "1968".
- 68001348 date "1968".
- 68001359 date "1968".
- 68001368 date "1968".
- 68001369 date "1968".
- 68001380 date "1968".
- 68001415 date "1968".
- 68001416%2F%2Fr83 date "1968".
- 68001418%2F%2Fr862 date "1968".
- 68001436 date "1968".
- 68001446%2F%2Fr83 date "1968".
- 68001447%2F%2Fr86 date "1968".
- 68001453 date "1968".
- 68001457 date "1968".
- 68001458 date "1968".
- 68001463 date "1968".
- 68001468 date "1968".
- 68001477 date "1968".
- 68001478 date "1968".
- 68001489%2F%2Fr872 date "1968".
- 68001490 date "1968".
- 68001492 date "1968".
- 68001501%2F%2Fr95 date "1968".
- 68001505 date "1968".
- 68001511 date "1968".
- 68001513 date "1968".
- 68001514 date "1968".
- 68001515 date "1968".
- 68001516 date "1968".
- 68001521%2F%2Fr91 date "1968".
- 68001524 date "1968".
- 68001534%2F%2Fr962 date "1968".
- 68001541 date "1968".
- 68001542 date "1968".
- 68001543 date "1968".
- 68001544 date "1968".
- 68001545 date "1968".
- 68001546%2F%2Fr85 date "1968".
- 68001547%2F%2Fr963 date "1968".
- 68001550 date "1968".
- 68001557 date "1968".
- 68001559 date "1968".
- 68001560 date "1968".
- 68001565%2F%2Fr973 date "1968".
- 68001569%2F%2Fr973 date "1968".
- 68001570 date "1968".
- 68001571 date "1968".
- 68001578 date "1968".
- 68001584%2F%2Fr91 date "1968".
- 68001600%2F%2Fr82 date "1968".
- 68001608 date "1968".
- 68001614 date "1968".
- 68001619 date "1968".
- 68001620 date "1968".
- 68001621 date "1968".
- 68001622 date "1968".
- 68001636 date "1968".
- 68001641%2F%2Fr852 date "1968".
- 68001648%2F%2Fr86 date "1968".
- 68001650%2F%2Fr966 date "1968".
- 68001652 date "1968".
- 68001653 date "1968".
- 68001655 date "1968".
- 68001656 date "1968".
- 68001670 date "1968".
- 68001672 date "1968".
- 68001683 date "1968".
- 68001686 date "1968".
- 68001698 date "1968".
- 68001701 date "1968".
- 68001712 date "1968".
- 68001715%2F%2Fr922 date "1968".
- 68001721%2F%2Fr90 date "1968".
- 68001723%2F%2Fr942 date "1968".
- 68001727%2F%2Fr83 date "1968".
- 68001729%2F%2Fr812 date "1968".
- 68001730%2F%2Fr852 date "1968".
- 68001734 date "1968".
- 68001738%2F%2Fr83 date "1968".
- 68001746 date "1968".
- 68001753%2F%2Fr98 date "1968".