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Note 7 - Leases (Tables)
Apr. 30, 2022
Notes Tables  
Lessee, Lease Liability, Maturity [Table Text Block]

Fiscal Year

 

Operating

leases

   

Finance

lease

 
2022    (1)   $ 217,366     $ 21,434  

2023

    382,716       42,868  

2024

    331,438       42,868  

2025

    55,023       42,868  

2026

    -       55,715  

Total undiscounted lease payments

    986,543       205,753  

Present value discount

    (60,508 )     (21,882 )

Total lease liability

  $ 926,035     $ 183,871