Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Preferred Stock (Details Narrative)

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Note 9 - Preferred Stock (Details Narrative) - shares
1 Months Ended 3 Months Ended
Aug. 10, 2021
Aug. 31, 2019
Jul. 31, 2021
Apr. 30, 2021
Series A Preferred Stock [Member]        
Class of Stock [Line Items]        
[custom:SeriesAPreferredStockSharesExemptFromReverseStockSplit]   208,704    
Preferred Stock, Shares Outstanding 158,704   158,704 158,704
[custom:PreferredStockSharesConvertedCommonStockSharesIssued] 1,321,996      
Series B Preferred Stock [Member]        
Class of Stock [Line Items]        
Preferred Stock, Shares Outstanding     986,676 1,968,676
[custom:PreferredStockSharesConvertibleIntoCommonStockShares]     822,230