This is a promotional Autograph Line ballpoint pen, featuring a distinctive two-tone green design with a dark green upper barrel and a lighter green lower barrel. The pen prominently displays "Mobil" branding, along with "CROFT MOBIL" and "138 S. Broadway." Additional markings include "Equity Products" and "SPENCERVILLE, OHIO." The pen features a metal clip, which is engraved with "AUTOGRAPH LINE," indicating its specific model or series. This unique writing collectible is ideal for enthusiasts of vintage advertising memorabilia or pen collectors. This listing includes one ballpoint pen as pictured.