1:01
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Park air tone with medium distant traffic with hush, bike pass medium distant
3:07
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University quad air tone with distant voices, background city hush, faint activity and bike pass at 2 14. ...
0:42
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Urban birds in a park with wind in trees and some distant car passes and voices. Very faint airplane
0:42
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Urban birds in a park with wind in trees and some distant car passes and male voices
0:44
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Urban birds in a park with wind in trees and some medium distant car passes and neighborhood activity
4:12
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University walkway air tone. Quiet pedestrians pass with voices, some bird bursts and distant traffic hush
0:44
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Urban air tone with distant city hush and some voices. Very distant jet and car door close near tail
1:16
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Suburban air tone, faint birds and constant water running
0:10
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Air tone with distant traffic and insects, York, Pennsylvania
1:55
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Military base boat repair dock with a helicopter flying past