This SAILDART content blob sn#448061 has 1 filename:
1979-06-05 22:47MACLIB.MCR[KBD,ROB]
This blob is marked generic octal, type ?, neo None
Octal listing of 16 PDP-10 words:

466031342212 454000000000 320053135053 175022316101 673114104673 101061054061 012012061012 534673122061 070012000000 446351152000 130130124110 111103113012 130117125124 123111104105 012272000000 000000000000