B224.   Ko Zutsu: Collection of Antique Guns by Yoshioka Shin-ichi.  1965.  Clothbound with dust jacket and plastic jacket, 7 1/2 x 10 1/4″, 112 pages in Japanese with an 11 page introduction and list of plates in English.  And it is a very impressive list of plates: 140 of them.  Pretty much everything old Japanese gun is included; this is a great reference.

Condition is excellent.  1 pound, 6 ounces.  Was $50, now $40.