Matches in Library of Congress for { ?s ?p Petroleum.. }
- 21026397 subject "Petroleum.".
- 22008738 subject "Petroleum.".
- 22015719 subject "Petroleum.".
- 22017957 subject "Petroleum.".
- 22026353 subject "Petroleum.".
- 22027409 subject "Petroleum.".
- 23001797 subject "Petroleum.".
- 23004027 subject "Petroleum.".
- 23010687 subject "Petroleum.".
- 23018195 subject "Petroleum.".
- 23026981 subject "Petroleum.".
- 24004359 subject "Petroleum.".
- 24005470 subject "Petroleum.".
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- 24018548 subject "Petroleum.".
- 24022763 subject "Petroleum.".
- 24026696 subject "Petroleum.".
- 24027489 subject "Petroleum.".
- 24027913 subject "Petroleum.".
- 25005177 subject "Petroleum.".
- 25010895 subject "Petroleum.".
- 25025208 subject "Petroleum.".
- 25026080 subject "Petroleum.".
- 26002164 subject "Petroleum.".
- 26006791 subject "Petroleum.".
- 26027727 subject "Petroleum.".
- 27000714 subject "Petroleum.".
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- 27003014 subject "Petroleum.".
- 27013364 subject "Petroleum.".
- 27016684 subject "Petroleum.".
- 27026474 subject "Petroleum.".
- 28000303 subject "Petroleum.".
- 28003062 subject "Petroleum.".
- 28008813 subject "Petroleum.".
- 28010278 subject "Petroleum.".
- 28023027 subject "Petroleum.".
- 28023440 subject "Petroleum.".
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- 30008150 subject "Petroleum.".
- 30015710 subject "Petroleum.".
- 30024157 subject "Petroleum.".
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- 30026483 subject "Petroleum.".
- 30026904 subject "Petroleum.".
- 30027176 subject "Petroleum.".
- 30030590 subject "Petroleum.".
- 31026243 subject "Petroleum.".
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- 32018958 subject "Petroleum.".
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- 32024528 subject "Petroleum.".
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- 37021853 subject "Petroleum.".
- 37022051 subject "Petroleum.".
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- 38008419 subject "Petroleum.".
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- 41002364 subject "Petroleum.".
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- 41014266 subject "Petroleum.".
- 41052594 subject "Petroleum.".
- 42000095 subject "Petroleum.".