Howto search coins

Example how coins search can be used.
In case of search 'Russian Empire Nicholas II 1 ruble' it can be done in following way:
'ruble' is typed in search field - a lot of rubles are displayed.
then filter attributes are used to narrow the search result:



"Russian Emprire" is filtered.



"Nikolay II" is filtered.



"1" is filtered.

Few Nicholas II Rubles are displayed:




2016-12-16 - Historical Coin Prices
1 Pfennig Germany
Coin prices from public sources
Details
2016-12-17 - Historical Coin Prices
1 Louis d'or Kingdom of France (843-1791) Gold Lou ...
Coin prices from public sources
Details