werkspoor n.v. was the shortened, and later the official name of the nederlandsche fabriek van werktuigen en spoorwegmaterieel. it was a dutch machine factory, known for rolling stock, (ship) steam engines, and diesel engines. it was a successor of the company van vlissingen en dudok van heel, later named koninklijke fabriek van stoom- en andere werktuigen. in 1954 werkspoor was merged with stork.