File:Spectrogram-19thC.png

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	18:44, 21 December 2008		644 × 335 (109 KB)	Aquegg~commonswiki	{{Information \|Description={{en\|1=Digitally produced spectrogram of a male voice saying `nineteenth century'}} \|Source=Own work by uploader \|Author=Aquegg \|Date=21 Dec 2008 \|Permission= \|other_versions= }} <!--{{ImageUpload\|full}}-->

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