Total Solar Eclipse, Australia Sept 21 1922, at 45 seconds, Einstein Plate

Solar Eclipse, Australia, Sept 21 1922, Outer Corona

Solar Eclipse, Australia, Sept 21 1922, Corona

Path of Eclipse, September 20, 1922

Aerospace Studies - Sonic Horn

Dr. William Bigalow

Great Lakes Institute - Research onboard the Port Dauphine

Dentistry - open house

Portraits - Professor Duncan Graham