[Therion] silhouette of trees

[Tarquin Wilton-Jones]

> I found a page with many silhoutte of trees. You may use it as png files
> and placed them to final TeX output from Therion.
> 
> https://www.etsy.com/   find: trees-silhouette-vectors


Nice one. John was showing a nice method to trace over things, and turn
it into a point symbol, so you can place it where you need. Would work
well with those.