B536.  Zusetsu Koto-Shi by Kajima.  1984.  Clothbound in 2 volumes with plastic jackets and slipcase, 8 ½ x 12”, 526 pages total in Japanese.  This is also known as Koto-shi Nempo.  Either way it is the history of the Japanese sword in the Koto (old sword) period.  Volume 1 is hundreds of oshigata, photos, and text.  Volume 2 is a chart with smiths, dates, schools, provinces, and signatures.

Condition is excellent.  6 pounds.  Now $150.