Bank of England, Kenneth Oswald Peppiatt (1934-1949), 1 (10), ND (1948), serial number prefixes S40A (starts S39A), T--A (pair), U--A (pair), W--A (pair), X--A, Y--A, Z--A, green and blue-mauve, ornate crowned vignette of Britannia at left, value at right, reverse green, value at left and right (EPM B260), the S40A a first prefix, extremely fine, balance generally about uncirculated (10)