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     Brush Creek in valley with gravel bar. Pool at West Bridge completely filled with soil and gravel. 
    
   
  
              
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     View of ridge behind trail house at Arboretum (Gray Summit). 
    
   
  
              
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     Looking at Long Glade from Crescent Glade. 
    
   
  
              
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     View of Meramec River at the Arboretum (Gray Summit) in Winter circa 1940s. 
    
   
  
              
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     Portable pollinating unit at Arboretum (Gray Summit). 
    
   
  
              
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     The "Trail Sweeper" using high pressure fog to blow leaves from a path (Brenner device). 
    
   
  
              
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     View of Crescent Glade at the Arboretum (Gray Summit), west of Trail House. 
    
   
  
              
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     View of Long glade from the north at the Arboretum (Gray Summit). 
    
   
  
              
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     View of rocky hillside with natural grove of native cedars at the Arboretum (Gray Summit). 
    
   
  
              
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     View of Brush Creek in flood at the east bridge, May 31, 1942. 
    
   
  
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