One of the best ways to advertise the pencils you make is to show people the very things you can make with them. This portfolio from the Eberhard Faber Company is a collection of reproductions, created with their Van Dyke graphite and Mongol colored pencils.
The return address says Greenpoint, which was the company’s main location until the mid-1950s:
Opposite the cover is a description of the illustrations and the original artists who created them:
A flap on the right-hand side has two plastic loops, each holding a small Mongol sample pencil:
There were many such portfolios issued by the Eberhard Faber Co., and they were often free—all you had to do was ask for one.