Gregory's Server@neauoire you could get inspiration from descriptions of hand mudras. https://en.m.wikipedia.org/wiki/List_of_mudras_(yoga)
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@neauoire also, if you feel brave, scanning ethnographic literature for Balinese Legong hand gesture descriptions could be useful. though, it could also be incomprehensible. |
@4aminifera nice idea :) It definitely covers some of the sign.