Many thanks for all your efforts, It took the sting out of what I thought was going to be a lengthy process. A hassle free download of over 1,000 files in one hit and no much than half an hour to marry them up with their corresponding files on Pinball X.
I did find some tables I have without audio and you did ask if this was the case, so if you could add these to your list please.
Here goes
Action (Chicago coin 1969)
Atarians (Atari 1976)
Atlantis (Gottlieb 1975)
Basketball (IDSA 1986)
Casanovo (Williams 1966)
Cosmic (Taito 1980)
Gemini 2000 (Taito 1982)
Hit the deck (Gottlieb 1978)
Hoe down (Allied Leisure 1978)
Joust (Williams 1983)
Kidnap (Kidnap (CIC Play 1986)
Lady Death (Geiger 1983)
L'Hexagone (Christian Automatic 1986)
Mac Galaxy (MAC 1986)
Mario Andretti (Gottlieb 1995)
Night Rider (Bally 1976)
Polar Explorer (Taito 1983)
Ski Jump (Zaccaria 1977)
Space city (Zaccaria 1979)
Speed Test (Taito 1982)
Stars (Stern 1978)
Super Nova (Gameplan 1980)
TX Sector (Gottlieb 1988)
Zira (Playmatic 1980)
Many thanks!