| 1. | The four superheated engines which retained slide valves were withdrawn 1931 1936.
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| 2. | The saturated steam drive was on the outside and had slide valves.
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| 3. | His design had a sliding valve in the bowl outlet above the trap.
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| 4. | The original unbalanced slide valves were replaced with balanced slide valves.
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| 5. | They had been built with slide valves and Joy valve gear.
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| 6. | The original unbalanced slide valves were replaced with balanced slide valves.
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| 7. | They had a large steam dome, slide valves, and used staybolts in the boiler.
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| 8. | He designed a special planing machine for planing the faces of the slide valves.
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| 9. | It was never used as widely as piston valves or the earlier slide valves.
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| 10. | The high-and intermediate-pressure cylinders used piston valves, whereas the low-pressure cylinders used slide valves.
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