Theodosius I (347-395). 1882 illustration of a bust of the Roman Emperor Theodosius I. theodosius I (Theodosius the Great) was Roman Emperor from 379-

---

Theodosius I (347-395). 1882 illustration of a bust of the Roman Emperor Theodosius I. theodosius I (Theodosius the Great) was Roman Emperor from 379-395 AD and was the last emperor to rule over both the eastern and the western halves of the Roman Empire.

---

Size: 2705px × 3661px
Photo credit: © COLLECTION ABECASIS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 30s, 40s, adult, altitude, bike, biological, biology, caucasian, chamber, crssa, cycling, doctor, equipment, europe, european, exercise, exercising, experimenting, female, forties, france, french, high, human, laboratory, male, man, mask, medical, medicine, men, oximeter, patient, physiological, physiologist, physiology, pressure, researcher, researching, respiration, scientist, subject, thirties, white, woman