Robert's World Money | Switzerland Flag; Coin represented in card (not real coins); Conversion table of coin value to other countries - This is a pre 1905 Postcard (Over 100 years old)
BELGIUM 1800'S 14 COINS ON POSTCARDS MONEY EMBOSSED COIN ON POSTCARD -P17853 | eBay
Norwegian krone - Wikipedia
Belgium Belgian Coins on German Ad Postcard ca. 1915 RARE Mint Condition | eBay
Norwegian Krone – Norway Currency, Money History & Denominations | Norway, Norway wallpaper, Show me the money
File:Coin postcard Romania (obv).jpg - Wikimedia Commons