My Shoe Collection, Shell Cordovan 2076 Short Wing Blucher from Alden

Not only one people talked that if you want to buy a pair of shell cordovan, the leather must be from Horween, and the shoes Alden. Non-Alden is no shell shoes. Luckily, I own one pair of Alden Shell Cordovan Short Wing Blucher, serial number 2076. I am certainly curious to know then what are