In 1937 the factory started producing their new E Series streamlined passenger locomotives , which would be upgraded with more reliable purpose - built engines in 1938 .
In 1936 EMC 's new factory started production of switch engines .
In 1937 the factory started producing EMC 's new E Series streamlined passenger locomotives , which would be upgraded with more reliable purpose - built engines in 1938 .
In 1936 EMC 's new factory started production of switch engines .