Works of Martin Luther, with introductions and notes. - Luther, Martin, 1483-1546. (Philadelphia, A.J. Holman company, 1931)
"Adolph Spaeth ... was ... chairman of the committee that organized the work."--Introd., signed Henry Eyster Jacobs.
Vols. III-VI have imprint: Philadelphia, Pa., A.J. Holman and The Castle press.