You can watch @ 1500% speed timelapse here: th-cam.com/video/GhSixo-v16M/w-d-xo.html Jump to 1:34:05 to get before and after comparisons. There was no audio from 53:26 - 1:03:30 so I replaced with some ancient Greek music From 1:03:30 onward the very sensitive microphone picks up my music and audio from a TV show which drowns out the cleaning process- apologies. Head back to 0:36 if you want to keep listening to the cleaning. About the coin: Sicily, Gela, c. 420-405 BC. Æ Tetras (18mm, 5.87g, 9h). Bull standing l.; three pellets in exergue. R/ Head of horned river god r., wearing tainia. CNS III, 14; HGC 2, 379. Good Fine / near VF
You can watch @ 1500% speed timelapse here: th-cam.com/video/GhSixo-v16M/w-d-xo.html
Jump to 1:34:05 to get before and after comparisons.
There was no audio from 53:26 - 1:03:30 so I replaced with some ancient Greek music
From 1:03:30 onward the very sensitive microphone picks up my music and audio from a TV show which drowns out the cleaning process- apologies. Head back to 0:36 if you want to keep listening to the cleaning.
About the coin:
Sicily, Gela, c. 420-405 BC. Æ Tetras (18mm, 5.87g, 9h). Bull standing l.; three pellets in exergue. R/ Head of horned river god r., wearing tainia. CNS III, 14; HGC 2, 379. Good Fine / near VF
What type of tool have you used to remove the dirt?