Arbor day and bird day ... October 27, 1922
Pennsylvania. Dept. of public instruction. [from old catalog]; Sproul, William Cameron, 1870- [from old catalog]; Finegan, Thomas Edward, 1866- [from old catalog]; Pinchot, Gifford, 1865-1946; Shoemaker, Henry Wharton, 1880- [from old catalog]; MacFarland, John Horace, 1859- [from old catalog]; Stuart, Robert Young, 1883- [from old catalog]; Ashley, George Hall, 1866- [from old catalog]; Crabtree, Fred. [from old catalog]; Watts, Ralph L. (Ralph Levi), 1869-1949