Black and white photograph displaying different anaesthetic equipment. At the top of the photograph is a dry-cell battery, two Jackon's laryngoscopes, one of which has been modified, and a lamp carrier which has been withdrawn from a laryngoscope. At the bottom of the photograph are two Magill's rubber catheters and two different types of gum-elastic catheters.Handwritten in blue ink on reverse and underlined: Fig 39laryngoscope, jackson's laryngoscope, lamp carrier, dry cell battery, magill rubber catheters, gum elastic catheter