B841.  Nihonto Juyo Bijutsuhin Zenshu.  1991.  23 loose pages, 8 1/4 x 11 3/4″, in Japanese.  There is a huge, 8 volume book by this title; I don’t know what the relation, if any, is.  21 great blades (Juyo Bijutsuhin is a government ranking 1 step below National Treasure) are given in well done oshigata on glossy stock paper.  Condition is excellent.  9 ounces.  $40