This SAILDART content blob sn#096250 has 2 filenames:

1974-04-09 13:03	P589.DIA[4,KMC]
1974-04-09 13:03	P589A.DIA[4,KMC]

This blob is marked generic text, type T, neo UTF8
Octal listing of 3 PDP-10 words: