Outliner - Shift-D to Duplicate - Usability - Blender Developer Talk
How to REMOVE DUPLICATED VERTICES in Blender }
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Blender 2.80 Tutorial: How To Duplicate Or Spin Objects Edges Faces And Vertices In A Circle. - YouTube
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Blender How To Duplicate Object ? ( For beginners) - YouTube
animation - How could I duplicate these keyframes...? - Blender Stack Exchange
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Duplicate Elements Node — Blender Manual
Duplicate — Blender Manual
