Method and {HEAD ~ system} for dispatching {TAIL ~ a message} to an alternate object upon its failure to find a required method at the object to which originally sent 
for dispatching
Method and { HEAD ~ system } for dispatching { TAIL ~ a message } to an alternate object upon its failure to find a required method at the object to which originally sent
OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH