We found one dictionary that defines the word smith's mountain express:

Art (1 matching dictionary)

1. Glossary of Stamp Collecting Terms (No longer online)

▸ Words similar to smith's mountain express ▸ Usage examples for smith's mountain express ▸ Idioms related to smith's mountain express ▸ Wikipedia articles (New!) ▸ Words that often appear near smith's mountain express ▸ Rhymes of smith's mountain express ▸ Invented words related to smith's mountain express