Rencong out of the collection of Henri de Chauvigny de Blot, commissioner of Madura

[Maurice]

Originally Posted by Battara

Yes to take dirt off but not patina is difficult work!

Jose, I think impossible to my piece, cause I only used water and a sponge....

or....

do you have any additional tips for maybe next time I end up in a similar situation?

[Battara]

For just the dirt soap and water is fine. Anything abrasive will take off the patina.