"This web-friendly presentation of the original text of the Federalist Papers (also known as The Federalist) was obtained from the e-text archives of Project Gutenberg. For more information, see About the Federalist Papers."
"... is an image database and indexing tool comprising some 13,000 documents (more than 30,000 page images) scanned chiefly from photocopies of original documents. Most of the source material was assembled by Columbia University's John Jay publication project staff during the 1960s and 1970s under the direction of the late Professor Richard B. Morris."