Previous SC 166's:
1946 ROUTE LOG
US 21: 0 - 0
US 17: 8.3 - 8.3
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SC 166: Appeared in 1942 as new primary routing, running from US 21 east to US 17 (now US 17 ALT) Hendersonville.
In 1947, SC 166 was doengraded to S-15-28.
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SC 166 in southern Colleton County
1942 Official
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