Portrait of Oscar M Solbert a captain wearing a gas mask and tipping his metal helmet to the camera standing in a field at a camp 1910s This image...
{"Image ImageDescription": "Portrait of Oscar M Solbert, a captain, wearing a gas mask and tipping his metal helmet to the camera, standing in a field at a camp, 1910s. This image was probably taken at Camp Grant in Rockford, Illinois. (Photo by Chicago Sun-Times/Chicago Daily News collection/Chicago History Museum/Getty Images)"}