LA lock (LA) - A common lock for mailbags and Parcel Post sacks. The lock is U-shaped and is made of brass or steel. The words U.S. Mail are engraved on the front of the lock. It was developed by a mail equipment official named Burton Andrus; the acronym stands for Lock Andrus.

Glossary of postal terms. 2014.

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.