Ever hear of curb trading? YouTube Today's traders are spoiled by their online discount brokerage accounts and their Bloomberg terminals.

Before broadband fired live quotes and analysis at the speed of light to our smartphones, people used read bid-ask spreads off of chalkboards and historical data off of miles of ticker tape.

We went way back to see how trading was done in the pre-Bloomberg terminal era. We even went back before ticker tape was a thing.

With the help of images from the Museum of American Finance in New York, we put together a brief, visual history of trading technology, from ticker tape to the present.

Editor's Note: Former Business Insider writer Rob Wile contributed to the original version of this feature.

