Antique Clothes Iron H B & Co Reading, PA Solid Cast Iron Sad Iron

Antique Clothes Sad Iron. I had to look this up, but it's called a Sad Iron because sad is an old English word for Solid. Excellent condition. with some light rust on the back. See pictures. 
Marked H B & Co Reading, PA 
Dimensions: 6"w x 4"d x 5"h