FYI, spotted an auction for a set of 104.2s. They need some loving, but it would be a shame to see them scavenged.
Cabs
http://www.ebay.com/itm/Pair-of-KEF...pt=Vintage_Electronics_R2&hash=item565d95ece2
Grills
http://www.ebay.com/itm/Nice-Pair-o...895?pt=LH_DefaultDomain_0&hash=item565d958a9f
MF/HF Enclosures
http://www.ebay.com/itm/KEF-104-2-M...pt=Vintage_Electronics_R2&hash=item565d95bd72
http://www.ebay.com/itm/EXC-KEF-104...pt=Vintage_Electronics_R2&hash=item4acbaca6fb
no affil.
Cabs
http://www.ebay.com/itm/Pair-of-KEF...pt=Vintage_Electronics_R2&hash=item565d95ece2
Grills
http://www.ebay.com/itm/Nice-Pair-o...895?pt=LH_DefaultDomain_0&hash=item565d958a9f
MF/HF Enclosures
http://www.ebay.com/itm/KEF-104-2-M...pt=Vintage_Electronics_R2&hash=item565d95bd72
http://www.ebay.com/itm/EXC-KEF-104...pt=Vintage_Electronics_R2&hash=item4acbaca6fb
no affil.