E.R. Eddison: Bibliography
Styrbiorn the Strong

SS Number Description
Styr-A1 First Printing 1926
Styr-B1 (A) First American Edition 1926

Notes:

There was a 1978 edition published in the USA by Arno Press. Arno was a reprint house that published primarily mystery, science fiction, and fantasy editions. These were hardbacks aimed primarily at libraries. I have seen pictures, but have not seen a copy of this edition in person.