dear sir i'm a rare items colectore, i having eic bond papers,eic 5 and 3deers 5rs corrency,eic coins,eic petromax,bronze figur(hindu god eshwer,200years ago 1kg 6inches)panchaloha coin,and more,now i'm asking to you some question, how can i test, rice pulling items,watch test,torch test,water test,ujala test,? i don't know how can do it these tests, dear sir can you reply me pls i'll sale now all my items pls reply me plss