Make: Easy 1+2+3 Projects

Mechanical Image Duplicator

By Cy Tymony ■ Illustrations by Alison Kendall

You will need

Thick white cardboard

Pencils (2)

Paper

Paper clips (4)

Paper clip boxes (2)

AA battery or other small weight

Marking pen

Transparent tape

Scissors

Before Chester Carlson invented photocopying, inventors engineered various mechanical devices to replicate images. With a few everyday items found in the home, you can make a pantograph, an image duplicator that allows you to use one pencil to trace an image while another pencil follows its path in parallel to produce a near-identical copy.

1. Cut out and position cardboard strips.

You’ll need 4 cardboard ...