A container holding a quantity of conventional bubble forming solution is positioned so that {HEAD ~ each ring} is immersed in {TAIL ~ the solution} when the reciprocating member by which it is carried is in its lower position 
is immersed in
A container holding a quantity of conventional bubble forming solution is positioned so that { HEAD ~ each ring } is immersed in { TAIL ~ the solution } when the reciprocating member by which it is carried is in its lower position
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH