NIC, the Navigation Information Center.  (Port side of NIC looking forward).  Center photo is the plotting table where the Navy stood it's NIC watches.  SINS Navigation errors were plotted here.  On the left of the table is the IBM Selectric which was the I/O terminal of the NAVDAC CP-677 computer, just visible at an angle on the left.  Above the table are the displays for the two EM Logs.  On another steel table on the right are the two Sperry AN/WPN-3 Loran-C Receivers.  The IBM Selectric in the right forground is the SINDAC terminal.  [Admin.]  Click to enlarge.  Click on the blue hyperlinks to go to the equipment entries.