| 11. | Original gas lighting fixtures are still present, but have been converted to electricity.
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| 12. | In 1949 gas lighting was installed followed by electricity in the early 1960s.
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| 13. | These problems with gas lighting led to the rapid adoption of electric lighting.
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| 14. | The building was built with both electric and gas lighting, and gas heat.
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| 15. | In 1906, gas lighting was installed at the Port of Townsville.
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| 16. | From 1910 the former paraffin lighting was replaced by more efficient gas lighting.
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| 17. | John Carnan added plumbing, heating, and gas lighting to the mansion.
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| 18. | The ornate fixtures of the original gas lighting system remain throughout.
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| 19. | It was the first theatre to use gas lighting to illuminate the stage.
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| 20. | Gas lighting was replaced by fluorescent electric lights in 1960.
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