Undated photo found on Flickr. Uploaded by the Cystic Fibrosis Trust. At a guess it comes from the mid-1950’s. Spirometer, location and the people in the photo were unidentified.
Undated photo found on Flickr. Uploaded by the Cystic Fibrosis Trust. At a guess it comes from the mid-1950’s. Spirometer, location and the people in the photo were unidentified.