New York: Dover, 1955. Two volumes, octavo, card covers. pp (xviii), 532; (x), 600 + ads. Index. Cover price inked out, light yellowing to page edges and spines, else a VG unworn pair, no owner names nor marks. "One of the works most frequently referred to as a source for basic information, this monumental 400,000-word study provides an extremely clear, detailed coverage of modern philosophy from the Renaissance to the end of the 19th century." - cover.