Set of 6 old bistro chairs Baumann and others

Set of 6 old bistro chairs composed of two stamped baumann chairs, one plus one (the two lightest) of three identical stamped chairs (illegible stamp) and a last chair similar to the other three, they are in good condition, some traces of use (wear of the varnish, see photos) dimensions baumann chair width 42cm height 82cm depth 42cm baumann chair width 40cm height 80cm depth 42cm other chair width 40cm height 85cm depth 43cm set of 3 chairs width 44cm height 79cm depth 46cm.