Modern Analog Data Preservation
$ pg_dump -U username -W -F c -b -v -f "/path/to/your/backup/file.backup" dbname
To export your database dump to paper on Windows, open the .backup file in your favourite text editor, like Notepad, and hit CTRL+P to begin the export.
While MacOS is not officially supported, you can still achieve a successfull export of your backup using the TextEdit app, and the CMD+P shortcut.