The book is named after a fictional play with the same title which recurs as a motif through some of the stories. The first half of the book features highly esteemed weird stories, and the book is described by S.T. Joshi as a classic in the field of the supernatural. (Goodreads)
Robert William Chambers (May 26, 1865 – December 16, 1933) was an American artist and fiction writer, best known for his book of short stories titled The King in Yellow, published in 1895. (Wikipedia)