These files are Unix line delimited.

nsfg95fi.dat has lrecl 416+1
nsfg95fr.dat has lrecl 13064+1


nber1% ls -l
total 311064
-rw-r--r--   1 root     other    8895466 Feb  2 18:26 nsfg95fi.dat
-rw-r--r--   1 root     other    8862644 Feb  2 18:26 nsfg95fi.odd
-rw-r--r--   1 root     other    141401046 Feb  2 18:27 nsfg95fr.dat
-rw-r--r--   1 root     other         98 Feb  2 18:27 readme.txt
-rw-r--r--   1 root     other       1440 Feb  2 18:27 tapelabels
-rwxr-xr-x   1 root     other        312 Feb  2 18:27 taperead.csh
nber1%