TY  - BOOK
AU  - Baldwin, Helene L.
AU  - Baldwin, Helene L. Mc Guinness, C.L.
TI  - Primer On Ground Water
U1  - H4224 
PY  - 1963///
CY  - Washington
PB  - U.S. Goverment Printing Office
KW  - H4224
ER  -