CANADA 1939 ILLUST.ADVERT ENV OLIVEINE TONIC HARCOURT NEW BRUNSWICK to COOKSHIREFrasier Thornton & Co Ltd Cookshire Quebec printed address envelope advertising Oliveine Emulsion Tonic, illustrated on the back, from New Brunswick, Royal Visit 3c franking, Harcourt N.B cancels, Cookshire P.Q receiver on the back. Opened on 3 sides, small faults.