[The following note describes a series of briefs, affidavits, and other litigation records bound together into a single volume. To view the volume in its entirety, use the "List Documents" button at the bottom of this note. To view an individual brief, affidavit, or other litigation record, use the "Which Series Notes?" button to enter the Series Notes or use the "Next Text" button to move to the desired item in the series.]
This volume, along with three others numbered 71, 72, and 73, forms a set with the general title "Cases and Points" and the specific title "Quadruplex Case" on their spines. Volume 70 is the first of three volumes of litigation records in Atlantic and Pacific Telegraph Company v. George B. Prescott, Western Union Telegraph Company, Lemuel W. Serrell and Thomas A. Edison. The so-called Quadruplex Case involved rights and title to seven Edison patent applications pertaining to duplex and quadruplex telegraphy. The volume has been selected in its entirety. Courtesy of Thomas Edison National Historical Park.