This SAILDART content blob sn#190045 has 4 filenames:

1975-11-29 09:26	SS3[1,MMM]
1976-01-29 12:38	SS3[1,LCS]
1976-01-29 12:38	SS3[RST,LCS]
1976-12-11 11:53	SS3[MSS,LCS]

This blob is marked generic text, type T, neo UTF8
Octal listing of 6 PDP-10 words: