When we last left this subject, I told you all about Transorma, the first letter-sorting machine in semi-wide use. But before and since Transorma, machines have come about to perform various tasks on ...

Click to open image viewer. One of the ongoing challenges of the Post Office Department over the course of the twentieth century was sorting an ever-increasing mail volume. The Department took a step ...

Snail mail. You may not think much of it these days, but the mail doesn’t stop and it never has. Every type of mail from postcards and letters to large envelopes and packages of all sizes moves every ...