27 Del. Laws 439 (1913)

Section 18. No child under the age of fifteen years shall be employed, permitted or suffered to work (1) in, about or in connection with blast furnaces, docks, or wharves; (2) in the outside erection and repair of electric wires; (3) in the running or management of elevators, lifts or hoisting machines, or dynamos; (4) in oiling or cleaning machinery in motion; (5) in the operation of emery wheels or any abrasive, polishing or buffing wheel where articles of the baser metals or iridium are manufactured; (6) at switch tending; (7) gate tending; (8) track repairing; (9) or as brakemen, firemen, engineers, motormen or conductors upon railroads; (10) or as railroad telegraph operators; (11) as pilots, firemen or engineers upon boats and vessels; (12) in or about establishments wherein nitroglycering, dynamite, dualin, guncotton, gunpowder or other high or dangerous explosives are manufactured, compounded or stored; unless said establishments are insured under the approval of the board of insurance underwriters of the district where said establishment is situated.