| 11. | A naked man crouches atop a glass case containing a whirring engine.
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| 12. | He even imitated the snort and whirring sound of a strutting tom.
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| 13. | Frederick and Mary Ann Kirschhoch stood up beneath whirring fans.
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| 14. | With the machine whirring, egg yolks were dropped in.
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| 15. | The whirring returned as the door opened and several people got on.
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| 16. | Whirring through the week as the " Basel Dazzle,"
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| 17. | Deal said he was disturbed by the whirring sounds of remote cameras.
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| 18. | Caique wing feathers produce a distinctive whirring sound in flight.
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| 19. | Their flight is direct with a loud whirring of wings.
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| 20. | There were also noises from whining power inverters and whirring ringing generators.
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