Billon is a silver alloy containing less than 50% silver. http://en.wikipedia.org/wiki/Billon_%28alloy%29
Could be a 2 Pe, 1 Fuang or 1/8 Tical. All denominations are billon, struck in the 1847-1860 range.
Armenian coins use a unique alphabet. Makes it easy to id the country, but hard to read the legends.
#2 Is from Armenia.
After another look I agree, both 301.6
1 301 2 301.5 3 301.6 4 I'd guess a contemporary counterfeit. 5 301 doesn't look like brass
It's half of an India-Bengal Presidency Pice. No date but 1800s....
17th-18th century Turkey /Egypt.
I'd call it H# 22.223
Looks like Spain, Ferdinand and Isabel. We'll need much better pictures to attempt to authenticate, but there's more fakes than real ones out...
You've got your pictures mixed up, these don't go together. This is a Szechuan reverse with some other obverse.
Szechuan Province and it shouldn't have a dragon on it.
I'm using 'East Baltic Regional Coinage', by Davenport, where it's catalog #56. Cross references listed but not identified: H-C 6178-9, F 543, S...
Livonian Order, Heinrich Von Galen. Ferding, one year type of 1556. HINRIG V GALEN MES(TER) DES RITTERLICHEN D O 3 Z[V](T)O LIVL(AN)
Szechuan China 50 Cash. Date is on the other side, but struck from 1912-1914. Should be brass or copper. Value about $1.
http://www.israelmint.com/?section=509&product=2765&lineItem=744
1600s Riga, listed under Livonia in KM. Minted with roller dies. They appear authentic.
I believe it's a Philip IV 1659 4 Maravedis counterstamp on an earlier Philip coin.
Spain, 4 Maravedis of Philip III, Segovia Mint. Issued 1602-1620. Obverse: Castle, Aqueduct mintmark(Segovia) left, denomination IIII right....
It's a Spanish Ardite of Philip III. http://www.ngccoin.com/poplookup/WorldCoinPrices.aspx?category=7557&worldcoinid=26321
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