0:03
Please enable Javscript
Printing calculator feed paper
0:04
Please enable Javscript
Printing paper on a printing calculator, fast
0:03
Please enable Javscript
Feeding paper into a printing calculator
0:02
Please enable Javscript
Press a button on a printing calculator with paper printing
0:17
Please enable Javscript
Adding on a calculator
0:01
Please enable Javscript
Typing buttons on a printing calculator
0:04
Please enable Javscript
Calculator machine paper till roll printing two bursts
0:01
Please enable Javscript
Calculator machine multiple buttons being depressed
0:04
Please enable Javscript
Calculator machine paper till roll printing
0:02
Please enable Javscript
Calculator machine paper till roll crumpling