TY  - BOOK
AU  - Hale,Mason E.
TI  - How to know the lichens
T2  - Pictured key nature series
AV  - QK587 .H25
U1  - 589/.1/097 
PY  - 1969///]
CY  - Dubuque, Iowa
PB  - W. C. Brown Co.
KW  - Lichens
KW  - North America
KW  - Identification
KW  - Local
N1  - 920313
ER  -