صدای adding machine

با فشار دادن دکمه بر روی اضافه کردن ماشین (7).

با فشار دادن دکمه بر روی اضافه کردن ماشین (9).

با فشار دادن دکمه بر روی اضافه کردن ماشین (2).

Punching numbers on adding machine, buttons perspective.

Antique Olympia adding machine printing and operation - electronics and paper roll mechanism.

Punching numbers on adding machine, printer perspective.

Punching numbers on adding machine, mic overhead.

Antique adding machine rotary knob turning and rotating with metal ratchet and ribbon knot movement.

Antique adding machine crank turning with metal ratchet mechanism - rotate with spring release, slow.

Antique adding machine pulling lever with handling - metal ratchet mechanism with spring movement and...

Antique adding machine switch operation in sequence - handling with button press clicks.

Antique adding machine flipping switch up and down and flipping back and forth.

اضافه کردن ورق چاپ ماشین (5).

اضافه کردن ورق چاپ ماشین (9).

اضافه کردن ورق چاپ ماشین (1).