1. Migratory child workers and school attendance / prepared by Bureau of women and children. McConnell, Jessie Beatrice [Harrisburg] : [Bureau of Women and Children], [1928] Book Online
2. Fourteen and fifteen year old children in industry. Pennsylvania. Bureau of Women and Children [Harrisburg] : Bureau of Women and Children, [1927] Book Online
3. The growth and development of the Pennsylvania Railroad Company : a review of the charter and annual reports of the Pennsylvania Railroad Company 1846 to 1926, inclusive / by H.W. Schotter, assistant treasurer. Schotter, H. W. (Howard Ward), 1887- Philadelphia, Pa. : Press of Allen, Lane and Scott, 1927. Book Online
4. Opportunities and conditions of work for minors under 18 in the glassware industry / prepared by Bureau of Women and Children. Pennsylvania. Bureau of Women and Children [Harrisburg] : [Pennsylvania Department of Labor and Industry], 1927. Book Online
5. Some facts about fourteen and fifteen year old wage earners / prepared by Bureau of Women and Children, Department of Labor and Industry, Commonwealth of Pennsylvania. Pennsylvania. Bureau of Women and Children [Harrisburg] : [publisher not identified], [1927] Book Online
6. Population problems / by Edward Byron Reuter, Ph.D., associate professor of sociology in the University of Iowa, author of "The mulatto in the United States". Reuter, Edward Byron, 1880-1946 Philadelphia : J.B. Lippincott Company, 1923. Book Online
7. The other side of the money question / by James A. Fulton. Fulton, James A. (James Arthur), 1874- McKeesport, Pa. : Hutchison and Broadbent, 1908. Book Online
8. Regulation of the liquor traffic. American Academy of Political and Social Science Philadelphia : American Academy of Political and Social Science, 1908. Book Online
9. The South : shall it ever become so far civilized as to be fit for a republican form of government, obedient to the Constitution and the laws, and pervaded by such a public opinion as shall enforce this true citizenship? ... : addressed in criticism of his economic views and recommendations, to President Roosevelt, by way of warning / by Henry Carey Baird. Baird, Henry Carey, 1825-1912 Philadelphia : Henry Carey Baird and Company, 1908. Book Online
10. The economic necessity for the Pennsylvania Railroad tunnel extension into New York City / by A.J. County, assistant to third vice-president, Pennsylvania Railroad Company. County, A. J. (Albert John), 1871-1944 Philadelphia : American Academy of Political and Social Science, [1907] Book Online
11. John Sherman : a critical examination of his claims to statesmanship / by Henry Carey Baird ; in a letter addressed to his biographer Hon. Theodore E. Burton of Ohio, Member of Congress. Baird, Henry Carey, 1825-1912 Philadelphia : Henry Carey Baird and Company, 1907. Book Online
12. The Pennsylvania Railroad Company : its incorporation and organization and the work of the organization, being a view of the Pennsylvania system at present ... two addresses delivered by a railroad officer before the transportation class of the P.R.R. department of the Young Men's Christian Association in Philadelphia, March, 1906. County, A. J. (Albert John), 1871-1944 Philadelphia : [publisher not identified], 1906. Book Online
13. A commercial clearing house : a substitute for elastic currency and a simple remedy for financial stringency. Philadelphia, Pennsylvania : Hugo Bilgram, [1903] Book Online
14. Responses to toasts at a dinner given by Burnham, Williams & Co. in commemoration of the completion at the Baldwin Locomotive works : of the twenty-thousandth locomotive and the 70th year of continuous operation. Philadelphia : The Union League, 1902. Book Online
15. A handbook of labor literature : being a classified and annotated list of the more important books and pamphlets in the English language / compiled by Helen Marot. Philadelphia : Free Library of Economics and Political Science, 1899. Book Online
16. The new militarism / by Wm. M. Salter. Salter, William Mackintire, 1853-1931 Philadelphia : S. Burns Weston, 1899. Book Online
17. The history of fiat money and currency inflation in New England from 1620 to 1789 / by Frank Fenwick McLeod. McLeod, Frank Fenwick Philadelphia : American Academy of Political and Social Science, 1898. Book Online
18. The place of the political and social sciences in modern education, and their bearing on the training for citizenship in a free state / by Edmund J. James. James, Edmund J. (Edmund Janes), 1855-1925 Philadelphia : [publisher not identified], 1898. Book Online
19. The quantity theory / by William A. Scott, Ph.D., professor of economic history and theory in the University of Wisconsin. Scott, William A. (William Amasa), 1862-1944 Philadelphia : American Academy of Political and Social Science, 1897. Book Online
20. Silver free coinage and the legal tender decisions : a paper submitted to the American Academy of Political and Social Science / by Christopher G. Tiedeman, LL.D., New York University. Tiedeman, Christopher G. (Christopher Gustavus), 1857-1903 Philadelphia : American Academy of Political and Social Science, 1897. Book Online