- SECNAV approval of plan to establish information service July 27, 1916
- Early evidence of ONI conducting counterintelligence investigations September 17, 1918
- Private Organization Inner Council for detection and punishment of enemy aliens Mar 5 1918
- Carl W. Swann, Sperry Employee, Investigation Apr 29, 1918
- Navy JAG recommendation for dismissal of ONI Branch Office Philadelphia SA LT James Johnson August 1918
- U.S. Attorney Eastern District of Pennsylvania Request for ONI Assistance in case of Local Draft Board August 21, 1918
- Sperry Gyroscope Ltr to LCDR Eddy re removal of enemy aliens Jun 25,1918
- Definition of Alien Enemies – Undated 1918
- DNI memo on Enemy Aliens Leaving the U.S. Dec 26, 1917
- Investigation and Identification of Senders and Receivers of Cablegrams May 7, 1918
- Circular Letter of ONI regarding Identification of Users of Cables Jun 19, 1918
- DNI Memo regarding Suppressed Cables of ONI Branch Office New York Jul 17,1918
- Coordination of Investigative leads from Censors Aug 15,1918
- Chicago ONI Branch Office Expense Accounting May 13, 1918
- General Expenses Accounting System Memos Aug – Sep 1918
- NY ONI Office Accounting Signed by LCDR Eddy Apr 1918
- NY ONI Office Acknowledgement of Payment Signatures Apr 05, 1918
Office of Naval Intelligence New York Branch Office 1917-1918
To the First of the Old Guard Spencer Eddy, Office of Naval Intelligence, New York 1917-1918 
A. Duer Irving, Spencer Eddy, ?
who Opened Office 1918
To the
Best One of the Three of Us
October 1916
John C. King
To ? Frances Reid
From one of ……
To My Aid for Efficiency
From Ralph…. 1918
To Miss Reid , the Best of All 
To Miss Reid, A Real CPO
Agent A. T. Rodger
Agents Louis W. Maul and A. T. Rodger 
To one of the Very Best 
To Miss Reid, The Best of All 
Agent Louis W. Maul
Nov. 30 1918
Jude Hollis
1918