Testing 3, very flat field, tripod used (EDO=Tokyo today)
The corner darkness is due to an aggressive hood I used.
Pretty good, the lens was made for medium format(6X6)

This map was made late 17-th century (Genroku period),
47 samurai ronins avenged their master's death @1702.
Info > https://en.wikipedia.org/wiki/Forty-seven_rōnin