No abstract

in the winter of 1902, first used ethyl chloride for general anaesthesia in the receiving ward of the Pennsylvania Hospital, and it proved so satisfac¬ tory for short light anaesthesias that it was introduced into the general surgical wards and there used for minor operations and painful surgical dressings. Dr. Francis O. Allen, when Resident Anaesthetist, first used it in combination with ether and chloroform during the early part of 1903.There are now records of its use in 5575 cases during the