Historical information
Leather display case holding scalebuoys belonged to Bill Ashman, who was a salesperson for the Abbott company.
A Scalebuoy is a handheld water treatment device, invented by Hartley Abbott and patented under the name of the Bendigo Electronic Company, designed to prevent scale buildup in water vessels and boilers by supposedly "softening" the water.
Physical description
Brown leather case with 2 keys containing 4 scalebuoys of various types and sizes held in a blue velvet holder & a pocket in lid holding 9 publications by W.N.Abbott on the uses of Scalebuoys along with 2 letters attesting to the success of Scalebuoys.
