Historical information
The McKesson Nargraf anaesthetic record was introduced in 1930, created by Dr Elmer I. McKesson.
Physical description
Black and white photograph of a drawing of the head of a McKesson Nargraf anaesthetic record, Model J. The view is from the top looking down onto the machine, showing a round vaporiser with a valve attached to it and two round pressure gauges on either side. There are blood pressure tubes attached to the sides of the machine. The recorder on the top of the photograph has a chart attached to it with written details.
Inscriptions & markings
Each part of the machine has been labelled and handwritten in black ink the letters A - H and J - P on the surface.
