Hostess from The Edwin M. Knowles China Co. Sugar Bowl with lid. 

Preowned, but in good condition.  There is a hair line crack.  See images for details.  Message if you have any questions.

Edwin M. Knowles started his pottery company in Chester, West Virginia in 1900. They made semi-vitreous porcelain ware. He later expanded into Newell in 1913. Both locations made Knowles dinnerware until the early 1930s.