File talk:BanjoPendulum.png
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Not very obvious what is going on. Expansion movement should be exaggerated, especially lengthening of top rod. 192.195.81.247 (talk) 15:58, 4 October 2013 (UTC)
Not very obvious what is going on. Expansion movement should be exaggerated, especially lengthening of top rod. 192.195.81.247 (talk) 15:58, 4 October 2013 (UTC)[reply]