Matches in Library of Congress for { ?s ?p 1968. }
- 66059227 date "1968".
- 66060013 date "1968".
- 66060085%2F%2Fr863 date "1968".
- 66061481 date "1968".
- 66061927 date "1968".
- 66063117%2F%2Fr88 date "1968".
- 66064407 date "1968".
- 66064654 date "1968".
- 66064931 date "1968".
- 66064932%2F%2Fr822 date "1968".
- 66064981 date "1968".
- 66066108 date "1968".
- 66067834 date "1968".
- 66068298 date "1968".
- 66070931 date "1968".
- 66078296 date "1968".
- 66082117 date "1968".
- 66091771 date "1968".
- 67006751 date "1968".
- 67009565 date "1968".
- 67009649 date "1968".
- 67009842 date "1968".
- 67010007 date "1968".
- 67010015%2F%2Fr97 date "1968".
- 67010031%2F%2Fr952 date "1968".
- 67010032 date "1968".
- 67010061 date "1968".
- 67010088 date "1968".
- 67010132 date "1968".
- 67010135 date "1968".
- 67010137 date "1968".
- 67010139 date "1968".
- 67010181 date "1968".
- 67010226 date "1968".
- 67010242 date "1968".
- 67010246 date "1968".
- 67010351 date "1968".
- 67010355%2F%2Fr83 date "1968".
- 67010365%2F%2Fr853 date "1968".
- 67010451 date "1968".
- 67010487%2F%2Fr82 date "1968".
- 67010488 date "1968".
- 67010498 date "1968".
- 67010499 date "1968".
- 67010532 date "1968".
- 67010534%2F%2Fr83 date "1968".
- 67010535%2F%2Fr882 date "1968".
- 67010536%2F%2Fr84 date "1968".
- 67010551%2F%2Fr68 date "1968".
- 67010552 date "1968".
- 67010553 date "1968".
- 67010554%2F%2Fr89 date "1968".
- 67010589 date "1968".
- 67010609 date "1968".
- 67010625%2F%2Fr882 date "1968".
- 67010664%2FMN%2Fr943 date "1968".
- 67010669 date "1968".
- 67010688%2F%2Fr83 date "1968".
- 67010690%2F%2Fr83 date "1968".
- 67010723%2F%2Fr84 date "1968".
- 67010743%2F%2Fr89 date "1968".
- 67010861 date "1968".
- 67010864 date "1968".
- 67010873 date "1968".
- 67010917 date "1968".
- 67010919%2F%2Fr96 date "1968".
- 67010922 date "1968".
- 67010949 date "1968".
- 67011061 date "1968".
- 67011075%2F%2Fr953 date "1968".
- 67011078%2F%2Fr912 date "1968".
- 67011081%2F%2Fr85 date "1968".
- 67011084%2F%2Fr93 date "1968".
- 67011085%2F%2Fr94 date "1968".
- 67011086 date "1968".
- 67011122%2F%2Fr915 date "1968".
- 67011137 date "1968".
- 67011141 date "1968".
- 67011147 date "1968".
- 67011149 date "1968".
- 67011153 date "1968".
- 67011182 date "1968".
- 67011189 date "1968".
- 67011190%2F%2Fr96 date "1968".
- 67011191 date "1968".
- 67011196 date "1968".
- 67011201%2F%2Fr82 date "1968".
- 67011228 date "1968".
- 67011277%2F%2Fr852 date "1968".
- 67011363 date "1968".
- 67011369%2F%2Fr88 date "1968".
- 67011374 date "1968".
- 67011385 date "1968".
- 67011386 date "1968".
- 67011389 date "1968".
- 67011412%2F%2Fr84 date "1968".
- 67011414 date "1968".
- 67011417 date "1968".
- 67011433 date "1968".
- 67011447 date "1968".