Aerohalor, an early version of the modern inhaler, in its original paperboard box.
The packaging reads:
"One Set / Aerohalor
(Abbott's Powder Inhaler)
Abbott
List No. 3785 / For use with / Abbott Sifter Cartridges
See directions for use in enclosed circular
Patent applied for
Abbott Laboratories / North Chicago, Ill., USA".
The box is marked with the serial number "5863597".
