“Refrigerated, Frosty & Patapsco” …and that’s just the locomotive.
As an early morning snowfall peters out, OBSS (the Orange Blossom Special-South), which appears to have engaged some more serious snow earlier in its trip, rolls west on Track 1 of B&O’s Washington Subdivision, crossing the Patapsco River on the Thomas Viaduct at 08:25 on February 11, 1986.