! time/lat/long style, multi-record, in caps
! (Year, Day, Hour, Min, Sec, Tenths, Lat, Long, ActivityID, EquipmentType, Depth, DepthUnits, Line, Station, Roll, Comments)
! (i4.4, i3.3, 3i2.2, i1.1, t16, f9.5, t26, f10.5, t37, a, t45, a24, t70, f6.1, t78, a1, t80, a9, t90, a9, t100, a9, t110, a)
! (%4.4i, %3.3i3%2.2i%1.1i %9.5f %10.5f %7s %24s %6.1f%1s %9s %9s %9s %s)
! temporal domain
! FACS Operation logbook, through /bear/programs/edit/breakdown, then through /bear/programs/nav/navmerge
! 
!        1         2         3         4         5         6         7         8         9        10        11        12
! 3456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890
19812010849000  51.67662 -171.65180 L981AA  BATHGRAVMAGNAV               0.0 M    3                   4      ON,    SYSTEM
19812010849000  51.67662 -171.65180 L981AA  BATHGRAVMAGNAV               0.0 M    3                   4      START, MAGNETIC TAPE
19812020207000  51.50854 -173.52660 L981AA  BATHGRAVMAGNAV               0.0 M                               END,   MAGNETIC TAPE
19812020212000  51.50776 -173.53810 L981AA  BATHGRAVMAGNAV               0.0 M                               START, MAGNETIC TAPE
19812021105000  51.38776 -174.76960 L981AA  BATHGRAVMAGNAV               0.0 M    4                   6      END,   MAGNETIC TAPE
19812030442000  51.40844 -176.40270 L981AA  BATHGRAVMAGNAV               0.0 M    5                   9      START, MAGNETIC TAPE
19812040822000  51.35798 -175.77910 L981AA  BATHGRAVMAGNAV               0.0 M    6                  11      END,   MAGNETIC TAPE
19812040827000  51.36441 -175.77810 L981AA  BATHGRAVMAGNAV               0.0 M    6                  12      START, MAGNETIC TAPE
19812070514000  50.33437 -174.73670 L981AA  BATHGRAVMAGNAV               0.0 M    9                  19      END,   MAGNETIC TAPE
19812070520000  50.33020 -174.72470 L981AA  BATHGRAVMAGNAV               0.0 M    9                  20      START, MAGNETIC TAPE
19812071000000  50.15121 -174.19460 L981AA  BATHGRAVMAGNAV               0.0 M                               END,   MAGNETIC TAPE
19812071000000  50.15121 -174.19460 L981AA  BATHGRAVMAGNAV               0.0 M                               OFF,   SYSTEM