Innehåller diskografi

Automatic pipe organs & how they work -- Mechanical Instruments & automatic music in history -- Italian water gardens & mediaeval hydraulic organs -- The golden age of mechanical music machines -- Clockwork organs & musical clocks -- Barrel organs for both church & home -- Orchestrions & the age of mechanical creativity -- Street organs & music for the masses -- Showground & dancehall organs -- Reed organs & the portable organette -- Small domestic organs & perforated paper music -- Concert instruments & the reproducing pipe organ -- Musical repertoire & the fidelity of performance -- The social impact of the automatic organ -- Automatic organs in the 21st century -- Mechanical organ preservation, conservation & restoration -- Pneumatic organ preservation, conservation & restoration -- Living with the automatic organ : care & maintenance -- Appendix 1. How automatic organs were advertised & sold -- Appendix 2. List of makers, distributors & inventors -- Appendix 3. Mechanical organ tuning scales -- Appendix 4. What's it worth? : valuation & price guide -- Appendix 5. Support organisations for mechanical organ enthusiasts -- Appendix 6. A selective discography