CANADA. Bank of Canada. 50 Dollars, 1937. BC-26s. Specimen. PCGS GSG Gem Uncirculated 65 OPQ.Specimen. Printed by CBNC. A popular denomination which is seen with a vibrant orange rayed under-printing and the same layout utilized on others from the series. Precise detail throughout and seldom available in this form.PCGS GSG Gem Uncirculated 65 OPQ.