Camp Pike in Little Rock, Ark., has a Power Panel Diaphone Signal Fire alarm system at the main Camp telephone exchange. The photograph is dated 9/24/18. The system is identified as NUMBER 62,407 The description also mentions the year 189UED! and a symbol for 1919.

---

Size: 8523px × 5763px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 189ued, 19, 20th, 62407, 9/24/18, activities, alarm, alert, american, ark., arkansas, army, base, camp, century, communication, diaphone, diephone, document, early, emergency, engineering, equipment, exchange, fire, historical, history, infrastructure, kecd, main, military, notes, operations, panel, photograph, photographer, photography, pike, power, public, rescue, rock, safety, signal, symbol, system, technology, telecommunication, telephone, war, warning, wartime, world, ww1