sentences:  Following a visit to the United States of America in 1889, Ley decided that, as a way of ensuring a healthier and more productive workforce, an investment should be made in promoting recreation for his workers.During his journey to the States, Ley had seen the way in which baseball fields had been laid out by companies and factories for the use by their workers and decided to follow suit on his return to Derby.Consequently, Ley had the Baseball Ground built; a park for the use of workers with cricket and baseball facilities.