Sad Iron Dubuque Potts 1800's

This Sad Iron  by Dubuque Potts is in excellent condition. The separation of handle and iron is fully functional. 

History:

In 1870, a woman by the name of Mary Florence Potts, in Ottumwa, Iowa, was awarded a patent for a SAD iron that came to a point on both ends which allowed women to iron in either direction. The top plate screws onto bottom and oval with cross-bar where handle attaches; You pull up on a wood knob to release the handle.

in 1871, she introduced a SAD Iron with a detachable, wooden handle. This invention was a big hit with housewives because it was invented by a woman and was widely marketed in magazines and five-and-dime stores in the growing post Civil War era.
Measurements:
--Length Bottom 6 3/4 inches
--Height Arch Top - 5 3/8 inches
--Weight - 5 pounds, 4 ounces