Timeless Style
Alden of Carmel's webpage on Alden sizes states that, "Inside each Alden shoe, the width of the shoes are written as:
A/C, B/D, C/E, etc.....
The width is written as a 'fraction', and the bottom of that 'fraction', (the denominator) is the width of the shoe.
Example: C/E = E width, or B/D = D...