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Fair Value of Financial Instruments and Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2019
Notes to Financial Statements  
Schedule of the fair value of assets and liabilities on recurring basis
   At March 31, 2019   At December 31, 2018 
Description  Level 1   Level 2   Level 3   Level 1   Level 2   Level 3 
Equity investments, at fair value  $264,021    —    —   $215,528    —    — 
Schedule of equity investments at fair value owned by levels within the fair value hierarchy
   Level 1   Level 2   Level 3   Total 
Common Stock  $264,021   $    -   $   -   $264,021 
Total Investments  $264,021   $-   $-   $264,021 
Schedule of investments owned by levels within the fair value hierarchy
   Level 1   Level 2   Level 3   Total 
Common Stock  $215,528   $    -   $    -   $215,528 
Total Investments  $215,528   $-   $-   $215,528 
Schedule of equity investments at fair value
  

March 31,

2019

  

December 31,

2018

 
Equity investments, at original cost  $45,336   $45,336 
Gross unrealized appreciation   218,685    170,192 
Equity investments, at fair market value  $264,021   $215,528