Left to right:
Kai Kut - maybe carried or shelf wear, but seems to have original edge.
Illegible mark likely turn of the century German
Jansen Germany, nicks at edge of pearl
Imperial Prov RI Solid handle - short blade
Corning Knife Co NY
Imperial Prov RI USA
Schrade Old Timer
Hoffritz Japan - beautiful pearl, blade shows some scratches, good EDC
Empire Knife Co - Broken and chipped handles strictly for repair but it would be a sweetie if it was
