The United States internal revenue tax system : embracing all internal revenue laws now in force as amended by the latest enactments, including the income tax of 1894 and 1864, with rulings and regulations : the whole copiously annotated, with references to the decisions of the courts and the departments, and cross-references : with an introductory historical sketch of internal revenue taxation in the United States, and an appendix containing laws relating to internal revenue practice, with forms / edited by Charles Wesley Eldridge.