🚪 Have you ever seen a revolving grave? 🪦 In Harmony, Pennsylvania, the cemetery gate itself is carved from stone and pivots like a door. Beyond it lie over one hundred members of the Harmonist Society-all buried without headstones. The Harmonists believed names belonged in heaven, not etched in earth, so every grave remained unmarked. The only exception is Johannes Rapp, the son of the society’s leader, whose life ended in a tragic mill accident in 1812. His grieving friends, outside the sect

How to Integrate Access Control Systems With Automatic Door Openers

Revolving Door Fail