Miniature whale Oil Stand or stem Lamp blown molded Zipper Looped font with opaque blue base. Collar and burner are period and have been polished.  Dates to the late 1800's  Smith book fig 11. Page 40
No damage to any of the parts. Shade and font have  a spot of ash made in the glass. See photos. This lamp is complete and in working condition .
  Shade is about 2" tall  base is about 4 1/4" tall to top of collar. Foot if 2 1/8' wide.
Any questions feel free to message.