DC Fire and EMS on Twitter: "#DCsBravest Fire and EMS Chief John A. Donnelly, Sr. and @dcfireems officials are participating in DC's 2021 Interoperability Summit. A highlight is learning from retired NYC
Joseph W. Pfeifer – Wikipedia
9/11 anniversary: Fire Chief Joseph Pfeifer sent his brother up the North Tower during the rescue, never to see him again | US News | Sky News
Joseph Pfeifer | C-SPAN.org
FDNY deputy commish Joseph Pfeifer to get $521,041 in pay
FDNY's Joseph Pfeifer recalls being 1st chief on scene on 9/11
Former assistant fire chief aims to create 'sense of hope' in 9/11 memoir - Today's Catholic
9/11 anniversary: Fire Chief Joseph Pfeifer sent his brother up the North Tower during the rescue, never to see him again | US News | Sky News
Chief Joe Pfiefer - Tunnel to Towers Foundation
9/11 Fire Chief Joseph Pfeifer Recalls 'Ordinary Heroes' and Following God's Call – Light One Candle – the blog of The Christophers
Chief joseph pfeifer hi-res stock photography and images - Alamy
FDNY Chief at WTC on 9/11: It Was the Last Time I Saw My Brother | Amanpour and Company - YouTube
1st FDNY battalion chief to enter the north tower on 9/11 is retiring - ABC News