| Petroleum engineers -- Texas -- Biography. Matches 2 items |
| Petroleum engineers -- Texas -- Fort Worth -- Biography. Matches 1 item |
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Petroleum exploration -- Drama. SEE: Petroleum -- Prospecting -- Drama. Matches 1 item
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Petroleum exploration -- Juvenile literature. SEE: Petroleum -- Prospecting -- Juvenile literature. Matches 1 item
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Petroleum exploration -- Texas. SEE: Petroleum -- Prospecting -- Texas Matches 1 item
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Petroleum fields. SEE: Oil fields Matches 1 item
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Petroleum fields -- Texas, East -- History. SEE: Oil fields -- Texas, East -- History Matches 1 item
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Petroleum fields -- Texas, West -- Drama. SEE: Oil fields -- Texas, West -- Drama Matches 1 item
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| Petroleum geologists. Matches 2 items |
| Petroleum geologists -- Biography. Matches 1 item |
