Farr v. Zeno.

Opinion by

Trexler, J.,

The plaintiff brought suit to recover the price of a carbide generator, fixtures and fittings sold to the defendant under a written contract. This contract contained a provision that it could not be altered or modified except by an agreement in writing between the purchaser and the seller. The plaintiff agreed to furnish the generator and to install it. An affidavit of defense was filed in which the defendant avers that the plaintiff at the time defendant purchased the generator, asserted that it would only consume 300 pounds of carbide a year, whereas it consumed 1,800…