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Note 4 - Inventories
9 Months Ended
Jul. 31, 2017
Notes to Financial Statements  
Inventory Disclosure [Text Block]
(
4
)
Inventories
 
Inventories as of
July 31, 2017
and
October 
31,
2016
consist of the following:
 
 
 
July 31,
 
 
October 31,
 
 
 
2017
 
 
2016
 
Finished goods
  $
5,780,827
    $
4,657,779
 
Work in process
   
3,144,780
     
2,591,885
 
Raw materials
   
9,083,691
     
7,515,717
 
Production supplies
   
345,627
     
258,585
 
Total
  $
18,354,925
    $
15,023,966