Beautifully engraved certificate from the Société Industrielle des Schistes et Dérivés issued in 1936. This historic document was printed by CH. Weisshoff-Grav.-Paris and has an
ornate border around it and is hand signed. This certificate is over 69 years old.
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.
Note:
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.