ANSWERS

1. c. Bhutan    (Bhutan is also responsible for unattractive plastic 3D stamps)

2. 1840

3. Charade

4. Benjamin Franklin and George Washington

5. The Naked Maya

6. Five Answers
    a. Fidel Castro  
    b. Albert Einstein  
    c. Pablo Picasso  
    d. Joseph Stalin  
    e. Friedrich Engels

7. Principality of Sealand

8. GB, USA, Brazil and Switzerland

9.  answer c.   Philos=love  ateleia=that  which is tax free  
    Love of that which is tax free

10. Six Answers
    a. yellow (banco) 
    b. missionaries    (one of the stamps in the film Charade)
    c. magenta  
    d. Jenny (airplane/airmail stamp)  
    e. Mauritius  
    f. dove