TY  - BOOK
AU  - Little, Elbert L 
TI  - Atlas of United States trees
PY  - 1977///
CY  - Washington, D.C.: 
PB  - United States Government Printing Office, 
KW  - Agriculture
KW  - Trees
KW  - Maps
N1  - Vol. 3 (Minor western hardwoods) ; vi, 13p.
Vol. 4 ( Minor eastern hardwoods) ; v, 17p
ER  -