Matches in Library of Congress for { ?s ?p 1981. }
- 80008811 date "1981".
- 80008812 date "1981".
- 80008813 date "1981".
- 80008814 date "1981".
- 80008815 date "1981".
- 80008817%2F%2Fr84 date "1981".
- 80008818 date "1981".
- 80008840%2F%2Fr923 date "1981".
- 80008842%2F%2Fr92 date "1981".
- 80008843 date "1981".
- 80008846 date "1981".
- 80008847 date "1981".
- 80008851 date "1981".
- 80008852%2F%2Fr832 date "1981".
- 80008853 date "1981".
- 80008856%2F%2Fr92 date "1981".
- 80008857%2F%2Fr83 date "1981".
- 80008858%2F%2Fr82 date "1981".
- 80008859%2F%2Fr872 date "1981".
- 80008860 date "1981".
- 80008861%2F%2Fr842 date "1981".
- 80008862 date "1981".
- 80008863%2F%2Fr853 date "1981".
- 80008864%2F%2Fr822 date "1981".
- 80008865%2F%2Fr903 date "1981".
- 80008867 date "1981".
- 80008868%2F%2Fr982 date "1981".
- 80008869%2F%2Fr87 date "1981".
- 80008870 date "1981".
- 80008872 date "1981".
- 80008874%2F%2Fr832 date "1981".
- 80008875%2F%2Fr933 date "1981".
- 80008876%2F%2Fr973 date "1981".
- 80008878%2F%2Fr892 date "1981".
- 80008881 date "1981".
- 80008883 date "1981".
- 80008885%2F%2Fr842 date "1981".
- 80008886%2F%2Fr84 date "1981".
- 80008888 date "1981".
- 80008889%2F%2Fr94 date "1981".
- 80008891%2F%2Fr942 date "1981".
- 80008892 date "1981".
- 80008893 date "1981".
- 80008894 date "1981".
- 80008895%2F%2Fr97 date "1981".
- 80008896%2F%2Fr872 date "1981".
- 80008897 date "1981".
- 80008898%2F%2Fr83 date "1981".
- 80008900%2F%2Fr83 date "1981".
- 80008901%2F%2Fr95 date "1981".
- 80008902 date "1981".
- 80008903%2F%2Fr95 date "1981".
- 80008904%2F%2Fr92 date "1981".
- 80008905 date "1981".
- 80008908 date "1981".
- 80008909 date "1981".
- 80008911 date "1981".
- 80008912%2F%2Fr944 date "1981".
- 80008913 date "1981".
- 80008914%2F%2Fr85 date "1981".
- 80008916 date "1981".
- 80008917%2F%2Fr94 date "1981".
- 80008918 date "1981".
- 80008919 date "1981".
- 80008920 date "1981".
- 80008921 date "1981".
- 80008922 date "1981".
- 80008923 date "1981".
- 80008924 date "1981".
- 80008928 date "1981".
- 80008929%2F%2Fr94 date "1981".
- 80008935 date "1981".
- 80008937 date "1981".
- 80008938 date "1981".
- 80008939 date "1981".
- 80008941 date "1981".
- 80008942 date "1981".
- 80008943 date "1981".
- 80008944 date "1981".
- 80008945%2F%2Fr90 date "1981".
- 80008946%2F%2Fr85 date "1981".
- 80008949%2F%2Fr922 date "1981".
- 80008950%2F%2Fr912 date "1981".
- 80008951%2F%2Fr922 date "1981".
- 80008952 date "1981".
- 80008953%2F%2Fr82 date "1981".
- 80008955 date "1981".
- 80008956%2F%2Fr972 date "1981".
- 80008960 date "1981".
- 80008962%2F%2Fr932 date "1981".
- 80008966%2F%2Fr89 date "1981".
- 80008968 date "1981".
- 80008971 date "1981".
- 80008975%2F%2Fr89 date "1981".
- 80008976%2F%2Fr922 date "1981".
- 80008977 date "1981".
- 80008978 date "1981".
- 80008979 date "1981".
- 80008980%2F%2Fr892 date "1981".
- 80008983%2F%2Fr984 date "1981".