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3. Income (Loss) Per Common Share (Tables)
9 Months Ended
Sep. 30, 2019
Net income (loss) per share of common stock:  
Schedule of antidilutive securities excluded from computation of earnings per share
    September 30, 2019     September 30, 2018  
Warrants     702,041       -  
Convertible preferred stock     1,751,005       1,751,005  
Total possible dilution     2,453,046       1,751,005