Physical description

Two printed Application Forms for Hiring Radio-electric Medical Units. Secretaries and address printed at the top of the page. The first page mentions how the Scalebuoy works and its effects on the water. Also the different things that can happen to the body. On the back are Instructions for the Use of the Radio-electric Medical Unit and the hiring of the Units. A form is at the bottom of the page for the Medical Officer to fill in as it required a Doctor's order to hire one.