Letter from [Alan Archibald Campbell] Swinton, to Lt-Col. Kenelm [William Edward] Edgcumbe Acknowledges receipt of a previous letter and draft letter that Edgcumbe and Purves propose to send to the Americans. Comments that neither of them knows the facts and that the Americans will have an easy task in demolishing their contention. Discusses at length the circumstances following Edison and Swan combining into Edison & Swan company. Recommends that Edgcumbe reads the Memoir on Sir Joseph Wilson Swan by Ernest Benn, recently published. 18 May 1929