Biodiversity Heritage Library

By: Pennsylvania. - Ashley, George Hall, - Crabtree, Fred. - Finegan, Thomas Edward, - MacFarland, John Horace, - Pinchot, Gifford, - Shoemaker, Henry Wharton, - Sproul, William Cameron, - Stuart, Robert Young, - Watts, Ralph L.

Publication info: Harrisburg,1922

Contributed by: Library of Congress

Subjects: 1847-1922  1858-1919  Arbor Day  Babcock, Charles Alonzo,  Bird Day  Flowers  Forests and forestry  Game and game-birds  Mines and mineral resources  Pennsylvania  Roosevelt, Theodore,  Soils  Water-power