Update on the stones

I have received some help from the SA on the stones. They here kind enough to provide two links related to Nobunaga's Nijo Castle stones. The links are in Japanese and the information is useful.

Here are the two links.

http://nijo-jo-.seesaa.net/article/55930295.html

http://www.melma.com/backnumber_102528_4173869/



Nobunaga no tame!