Thread: Std. Libelle water ballast system
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  #4  
Old April 9th 21, 01:58 AM posted to rec.aviation.soaring
Dave Nadler
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Posts: 1,610
Default Std. Libelle water ballast system
On 4/8/2021 4:47 PM, wrote:
I bought my second Std. Libelle

I thought only us motor-glider types need a spare glider?
Very confusing.