Ned Bunnell's Take on the K-3 III Mono

See his latest posted samples at Flickr:

https://www.flickr.com/photos/ned_bunnell/sets/72177720307495920/

via his DPR post here.

Whilst the photos are nice, they do lack a bit contrast and sharpness. I would expect (much) better IQ for a dedicated B&W machine, honestly speaking. 

Btw, it seems that Ned does not update his blog anymore.