565 P.2d 819 PETER PAN SEAFOODS, INC., ET AL, Respondents, v. OLYMPIC FOUNDRY COMPANY, Appellant. No. 3985-1.The Court of Appeals of Washington, Division One. June 13, 1977. [1] Contracts — Parol Evidence — Merger — Determination. Whether or not the parol evidence rule is to be applied is a question of substantive law for the […]