| 1. | The crosshead was destroyed during the time of the English Civil Wars.
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| 2. | Its two feedwater pumps were actuated by the piston crossheads.
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| 3. | They act both as a piston and cylindrical crosshead.
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| 4. | A later method uses a mechanical pump worked from one of the crossheads.
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| 5. | Crank pin and crosshead bearings carry small cup-shaped reservoirs for oil.
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| 6. | A three bar crosshead was added to the motion.
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| 7. | The piston rod is supported by a separate crosshead.
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| 8. | Air pumps were driven from LP and IP crossheads.
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| 9. | They are unusually narrow and tall due to the addition of a crosshead bearing.
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| 10. | This engine is listed in the 1960s with a trunk type bored crosshead guide.
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