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Note 3 - Receivables (Tables)
12 Months Ended
Jun. 30, 2024
Notes Tables  
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
  

2024

  

2023

 

Accounts receivable

 $3,906,200  $2,693,122 

Allowance for doubtful accounts

  (227,573)  (170,103)
  $3,678,627  $2,523,019