Beautifully engraved certificate from Duplex Adding Machine Company issued
in 1910. This historic document was printed by the Gast Banknote Company and has an
ornate border around it with a vignette of a Swasika with math symbols. Prior to the Nazis, the Swasika had been for centuries a symbol of peace, laughter, joy and good luck. It is one of the oldest symbols of mankind. After the Nazi's, it is now associated with evil and Hitler.
This item is hand signed the company's president and secretary and is
over 90 years old. The certificate has some ligt water stains and shows some light signs of wear.
We will always maintain our founding commitment to customer satisfaction and the delivery of an educational product with an enjoyable shopping experience. Please
let us know how we may be of service to you. We ain’t afraid of no virus, business as usual.
All Old Stock and Bond
Certificates are actual authentic certificates and are sold only as collectibles.
We do not sell reproductions and offer a lifetime guarantee to the
authenticity of everything we sell.