further wherein the gap contains {TAIL ~ at least one layer} of superconducting material arranged in a direction substantially perpendicular to {HEAD ~ the recording surface} of the recording medium and 
further wherein the gap contains { TAIL ~ at least one layer } of superconducting material arranged in a direction substantially perpendicular to { HEAD ~ the recording surface } of the recording medium and
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH