Wednesday Apr 07 2010 comments Mail call By: Philip Wood/The Telegraph -A +A Buy This Photo Now Pony Express reenactment rider Pam Dixon delivers a mochila that arrived at Folsom Saturday morning via train. When the Pony Express operated 150 years ago, their letters were transported to Folsom via rail and then taken by a rider heading east across the nation. Ethan Doty, left, and Adam Ferreira-Pro, 12, re-enact the transport of a Pony Express mochila that arrived to Folsom from Sacramento via train 150 years ago. The Pony Express used rail from Sacramento to Folsom to transport the mail before the riders picked it up and headed east. Saturday marked the 150th anniversary of the Pony Express. Saturday a 150 year anniversary of the pony express reenactment of how the mail was delivered in Folsom took place. The mail came by rail from Sacramento to Folsom, where a pony express rider would then take it from there and head east.