Annual report pursuant to Section 13 and 15(d)

Note 9 - Stockholders' Deficit (Details)

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Note 9 - Stockholders' Deficit (Details) - $ / shares
 12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Stockholders' deficit:    
Shares purchasable under outstanding warrants, beginning 174,079 234,259
Stock purchase warrants issued 0 0
Stock purchase warrants exchanged (7,996) (14,165)
Stock purchase warrants forfeited (157,750) (46,015)
Shares purchasable under outstanding warrants, ending 8,333 174,079
Shares purchasable under outstanding warrants, weighted average exercise price, beginning $ 20.30 $ 19.70
Stock purchase warrants issued, weighted average exercise price .00 0.00
Stock purchase warrants exchanged, weighted average exercise price 14.80 6.00
Stock purchase warrants forfeited, weighted average exercise price 19.93 21.50
Shares purchasable under outstanding warrants, weighted average exercise price, ending $ 20.00 $ 20.30
Shares purchasable under outstanding warrants, remaining contractual term 3 months 8 months 27 days