2.25 us dollars
Value will vary depending on condition and mint mark. About $0.35
A 1937-D Lincoln cent is common, average retail value is 10 to 25 cents.
Value is 5 to 10 cents. Most uncirculated coins are a dollar or less.
Your stamp is not rare and is not worth anything. Most German stamps of this era are worth far more if they are used, and the cancellation will ultimately determine the value.
The 1937 Winged Head or "Mercury" dime is worth about $0.99-$2.50 However, proof or mint state coins can be worth $40+++
A 1937 Lincoln cent is a common coin and depending on how much wear the coin has, they sell for 15 to 75 cents on average. A nice Mint State example with full mint luster and no finger prints can be as much as $5.00 or more
What you're seeing isn't an E and isn't a mint mark. It's an "F" which is the initial of the coin's designer James Earle Fraser. The mint mark, if there is one, would be on the back under the words FIVE CENTS. (FWIW, the US has never used an E mint mark) Please see the question "What is the value of a 1937 US nickel?" for more information.
Circulated coins are still valued at $2.00-$9.00 depending on grade.
it's worth probably anywhere in the range of $1,875-$2,285 to a collector.
West Point Mint was created in 1937.
A common brown 1937-D Lincoln cent in collectible condition has a retail value of 15 to 30 cents. A coin of this date with full mint luster may be $1.00-$3.00 depending on it's actual grade.
You need to know its denomination and mint mark. The best site I know for German coin values is www.sammler.com; however, most of it is in German. If you don't read German, please post a new question here and we'll try to ID your coin.