![An assortment of link-and-pin couplers and a cowcatcher, Baltimore & Ohio Railroad Museum, Baltimore, Maryland An assortment of link-and-pin couplers and a cowcatcher, Baltimore & Ohio Railroad Museum, Baltimore, Maryland](https://victorianweb.org/cv/rrmuseums/baltimore/coupler2.jpg)
An assortment of link-and-pin couplers and a cowcatcher, Baltimore & Ohio Railroad Museum, Baltimore, Maryland
![Toronto Railway Museum on Twitter: "Link and pin couplers required the trainman to stand between the cars being joined and to guide the coupling with his hands. This coupling method had been Toronto Railway Museum on Twitter: "Link and pin couplers required the trainman to stand between the cars being joined and to guide the coupling with his hands. This coupling method had been](https://pbs.twimg.com/media/EVVtHMOWkAUZnGF.jpg)
Toronto Railway Museum on Twitter: "Link and pin couplers required the trainman to stand between the cars being joined and to guide the coupling with his hands. This coupling method had been
![An assortment of link-and-pin couplers and a cowcatcher, Baltimore & Ohio Railroad Museum, Baltimore, Maryland An assortment of link-and-pin couplers and a cowcatcher, Baltimore & Ohio Railroad Museum, Baltimore, Maryland](https://victorianweb.org/cv/rrmuseums/baltimore/coupler3.jpg)