In Black River Falls the non infected people could be around the infected people but if they were too close to them they could get it. So they used gas mask to be close to the infected people. It was an air born illness so that why they used gas mask.
by Russ Mills aka Byroglyphics Signed Printers proof Archival ink on acid free cotton rag heavy textured Paper Extra large 81 x With 7 cm border all round. Edition of 19 only Acrylic, Emulsion and Acrylic transfer 102 x 143 cms