The use of water in Pennsylvania, 1951,
Mangan, John William.
The use of water in Pennsylvania, 1951, by John W. Mangan and Jack B. Graham. - Washington, 1953. - 11 p. map, diagrs., tables 27 cm. - Geological Survey circular, 257 .
Based on data collected in cooperation with the Pennsylvania Departments of Internal Affairs and Forests and Waters.
gs 53000218
Water-supply--Pennsylvania.
QE75 / .C5 no. 257
The use of water in Pennsylvania, 1951, by John W. Mangan and Jack B. Graham. - Washington, 1953. - 11 p. map, diagrs., tables 27 cm. - Geological Survey circular, 257 .
Based on data collected in cooperation with the Pennsylvania Departments of Internal Affairs and Forests and Waters.
gs 53000218
Water-supply--Pennsylvania.
QE75 / .C5 no. 257