; Pollnatagha and Pollprughlisk combined survey

; Irish Grid (TM75)
; (Superceeds TM65 and OSNI 1952)
*cs out EPSG:29903

; Entrance GPS fixes
*include gpsfixes
*equate natagha.pitch.0 gps.natagha
*equate prughlisk.ent.1 gps.prughlisk

; Underground surveys
*include natagha/pollnatagha
*include prughlisk/pollprughlisk
*equate natagha.blackarrow.27 prughlisk.oldmansrift.5