Printing to printer - Linux - LPRINT alternative?

[desA]

2.  SHELL - rm old files. SHELL cat file1.txt file2.txt >> file_summary.txt etc

This is a step that could be bettered and it's possible to save slow calls to the command processor. Did you take a look at what I proposed in post #14? It's possible to put text files together, which have to be loaded from disk, to create a big temporary text file that is then exported to PDF. Only you need to be organized about it according to the series numbers used for the small text files generated by your project.

At the moment, I'm working towards a functional version. Due to nature of the program - there are many different blocks that either have content, or not. Some may be combined into a larger summary - the others not.

Presently it's a bit of a rough and ready approach.

Will finesse once functional. Thanks so much for your wise advice.