| Butterflies -- Metamorphosis -- Juvenile literature. Matches 3 items |
| Butterflies -- North America. Matches 2 items |
| Butterflies -- North America -- Identification. Matches 1 item |
| Butterflies -- Pennsylvania -- Identification. Matches 1 item |
| Butterflies -- Poetry. Matches 1 item |
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Butterfly bat -- Juvenile literature. SEE: Bumblebee bat -- Juvenile literature Matches 1 item
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Butternuts (Copperhead movement) SEE: Copperhead movement Matches 2 items
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| Butterworth, Jon. Matches 1 item |
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Buttler family. SEE: Butler family Matches 1 item
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| Buttons -- Juvenile fiction. Matches 2 items |