Beautifully engraved certificate from the Pneumatic Transit Company dated 1898. This historic document was printed by the Homer Lee Bank Note Company and has an ornate border around it with a vignette of Mercury soaring in the air with a globe behind him. This item is hand signed by the Company's President ( William Kelly ) and Secretary and is over 106 years old.
Certificate Vignette The company set up a system in Philadelphia to connect its post offices with pneumatic dispatch tubes. A pneumatic tube is a method transporting objects using compressed air.