ocr: Clicking on the species name or the group name in the list causes the appropriate shape or: shapes to appear on the graph. Use shift clicking' to selectspecies which are not adja- cent in the list. Click the Select all'button to display all species in the list; click again to de-select. Once you have selected one or more species, you can graph Wing loading against weight, Aspect ratio against weight, Glide polars, or aspect ratio against wing loading (Size independent graph) -by clicking on the corresponding buttons. For the graph of Wingloading against weight you can also click on the special ...
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