General Index 3673 



oak, black, 1945 

 oak, northern red, 1948 

 oak, white, 1949 

 yellow-poplar, 1951 

 seeds; see Yields and measures, products 

 twigs 



weight and proportion of weight per 

 tree, 1292-1299, 1430, 1431 

 Zirconium-based grit, 2027 



