My middle-school math teacher, at his 90th birthday celebration. He missed WW II by a year - by the time he finished his training, the fighting was over. He was both a sailor and an Air Force officer, retiring as a Lieutenant Colonel. He still coaches tennis.
'Love it, TFC. His face, dress, expression, skin weathering all look active & at home outdoors - making the outdoor candid the perfect portrait. 'Nicely done.