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I. Contingent Payments (Tables)
6 Months Ended
Dec. 31, 2016
Commitments and Contingencies Disclosure [Abstract]  
Contingent payments
    December 31,    June 30,
    2016   2016
Contingent land payment $             682,000 $         672,700
         Less current portion                       -                      -   
Contingent payments, long-term $             682,000  $          672,700