Date   : Wed, 22 Oct 1986 11:50:31 EDT
From   : Manasseh Katz <MKATZ@umd2.umd.edu>
Subject: Re: .LLB vs .LBR ???

I think you're right about the original LU program, but I am using
LU86 - a CPM-86 version of LU by a different author, and the documentation
says it will allow LBR files to be put into an LBR file, which gets
rid of the need for .LLB files.