Section 16 Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers,and parts and accessories of such articles 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 70 Calculating machines; accounting machines, cash registers, etc Commodity Code Description 84 70 10 Electrocin calculators capable of operstion without an external source of electric .... 84 70 21 Incorporating a printing device 84 70 29 Other 84 70 30 Other calculating machines 84 70 50 Cash registers 84 70 90 Other