One hour hunt, six coins

[garryson]

got a 1800, 1812, 1938 copper coins, two modern hungarian coins and a unknown medieval one side silver coin.
Maybe Vienna Pfennig, but not sure. Can anyone help me id?
Thanks for looking.

 

[Shark27]

I'd say you did great for an hour! wow...nice hunt.

Shark27

 

[garryson]

Better picture of the unknown coins...

 

[CRUSADER]

The area on the hill looks very inviting

Good short hunt.

 

[HISPAN]

hello Garryson !
Clean the Coins with Electrolysis ?
H

 

[garryson]

hello Garryson !
Clean the Coins with Electrolysis ?
H

no, I use a herbal cream and olive oil. Unfortunately, these coins are very bad condition.
The more valuable coins just soaking in olive oil.
For example:

 

[garryson]

Better picture of the unknown coins...

Identification is solved:

http://www.mcsearch.info/record.html?id=33681