Very interesting video about the Coticule:
The melting of resin over the stone was an interesting step,
well worth a look:
https://www.youtube.com/watch?v=OEOEggYgskU
Very interesting video about the Coticule:
The melting of resin over the stone was an interesting step,
well worth a look:
https://www.youtube.com/watch?v=OEOEggYgskU