The MonitoredPrinters is not available publically

Does not seem that `Private _MonitoredPrinters As MonitoredPrinters `is anywhere made public - it should be, then you'd be able to read the list of printers currently being monitored...

_Originally posted by @MerrionComputing in https://github.com/MerrionComputing/PrintQueueWatch/issues/6#issuecomment-453694674_