https://www.huntington.org/collections/lib-645950-aspace-93dd8ba7a96e171a21af5a377228c7dd
Technology, Railroad, Automatic Car Identification (ACI) | Collections | The Huntington
This collection consists of railroad photographs, ephemera and publications, 1829-2010, with the bulk of material from the early- to mid-20th century. The...
automatic car identificationtechnologyrailroadacicollections