- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 203, 204
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th Field Artillery Battalion Journal
- PFC Harry G. MacDuffee, B Battery, 244th Field Artillery - Battery Record
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery C Morning Report
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 206
- 244th Field Artillery Battalion Journal
- Fly Past Magazine, February
- 244th F.A. Battalion Battery B Morning Report
- 244th F.A. Battalion Battery C Morning Report
- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 207
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery C Morning Report
- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations Page 208
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery C Morning Report
- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Operations, Chapter 8 - January Operations, Page 209
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery B Morning Report
- 244th F.A. Battalion Battery C Morning Report
- 244th F.A. Battalion Battery MD Morning Report
- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Operations, Chapter 8 - January Operations, Page 209, 210
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery HQ & Hq Morning Report[
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery C Morning Report
- 244th F.A. Battalion Battery MD Morning Report
- Library of Congress, American Folklife Center, Veterans History Project
- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Chapter 8 - Operations, Page 210, 211
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery C Morning Report
- 244th F.A. Battalion Battery MD Morning Report
- Third U.S. Army, Notes on Bastogne Operation, G.S. Patton, Jr.
- Third U. S. Army After Action Report, Volume I, Operations, Chapter 8 - January Operations, Page 212, 213
- 244th Field Artillery After Action Report, 1 January 20 31 January
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery A Morning Report
- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 213
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery SB Morning Report
- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 214
- 244th Field Artillery Battalion Journal
- PFC Harry G. MacDuffee, B Battery, 244th Field Artillery - Battery Record
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery B Morning Report
- 244th F.A. Battalion Battery C Morning Report
- Library of Congress, American Folklife Center, Veterans History Project
- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 215
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery SB Morning Report
- U.S. Armies Signal Corps Photo, Tec/5 W. J. Rothenberger
- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 216
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery SB Morning Report
- 244th F.A. Battalion Battery MD Morning Report
- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 217
- Third U.S. Army, Notes on Bastogne Operation, G.S. Patton, Jr. Page 11
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery C Morning Report
- Third U. S. Army After Action Report, Volume I, Operations, Chapter 8 - January Operations, Page 218
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 218
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery B Morning Report
- 244th F.A. Battalion Battery C Morning Report
- Volume I, 3rd Army After Action Report, The Army commander’s Notes on Bastogne Operation, 12 December 1944 to 18 January 1945
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 219, 220
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery B Morning Report
- 244th F.A. Battalion Battery C Morning Report
- 244th F.A. Battalion Battery SB Morning Report
- Notes on Bastogne Operation, 3rd U.S. Army, 16th January 1945, Combined Arms Research Library
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 220
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery B Morning Report
- 244th F.A. Battalion Battery C Morning Report
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 221, 222
- 244th Field Artillery Battalion Journal
- Serving In Harm's Way, A Record of My Service In The U.S. Army and WWII, Byron G. Rogers jr., January 2006
- 244th F.A. Battalion Battery C Morning Report
- 244th F.A. Battalion Battery SB Morning Report
- Library of Congress, American Folklife Center, Veterans History Project
- 244th Field Artillery Battalion Journal
- Third U. S. Army After Action Report, Volume I, Operations, Chapter 8 - January Operations, Page 222, 223
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- A Battery, Frederick (Fred) Priewert, 2nd Lt., Journal
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery B Morning Report
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 223
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery B Morning Report
- 244th F.A. Battalion Battery C Morning Report
- Third U. S. Army After Action Report, Volume 1, Chapter 8 - January Operations, Page 224, 225
- 244th Field Artillery Battalion Journal
- Third U. S. Army After Action Report, Volume 1, Chapter 8 - January Operations, Page 224, 225
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery B Morning Report
- Third U. S. Army After Action Report, Volume I, Operations, Chapter 8 - January Operations, Page 227
- Department of The Army, USH&EC, USAMHI, 202-244th 1945, “History of The 244th Field Artillery Battalion During World War II
- 244th Field Artillery Battalion Journal
- W. U. (Doc) Savage Letter, December 15, 1949
- 244th Field Artillery Battalion After Action Report January 1945
- W. U. (Doc) Savage Letter, December 15, 1949
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery B Morning Report
- 244th F.A. Battalion Battery C Morning Report
- 244th F.A. Battalion Battery MD Morning Report
- Third U. S. Army After Action Report, Volume I, Operations, Chapter 8 - January Operations, Page 227, 228
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery A Morning Report
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 228, 229
- 244th Field Artillery Battalion Journal
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 230
- 244th Field Artillery Battalion Journal
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 231, 232
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery C Morning Report
- Third U. S. Army After Action Report, Volume I, Operations, Chapter 8 - January Operations, Page 233
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery SB Morning Report
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 233
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery C Morning Report
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 234
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery B Morning Report
- 244th F.A. Battalion Battery SB Morning Report
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 234, 236
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery B Morning Report
- 244th F.A. Battalion Battery C Morning Report
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 236
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th Field Artillery Battalion Journal
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery C Morning Report
- Third U. S. Army After Action Report, Volume I, Chapter 8 - January Operations, Page 236, 237
- 244th Field Artillery Battalion Journal
- 244th Field Artillery Battalion after Action Report, 1 January to 31 January
- 244th F.A. Battalion Battery HQ & Hq Morning Report
- 244th F.A. Battalion Battery A Morning Report
- 244th F.A. Battalion Battery SB Morning Report
- Third U.S. Army After Action Report, Volume II, Part 3 G-2 Section, Page 31
- Third U.S. Army After Action Report, Volume II, Part 3 G-2 Section, Page 33