789 P.2d 108 RALPH N. SINGER, Appellant, v. DONN ETHERINGTON, JR., ET AL, Respondents. No. 22875-7-I.The Court of Appeals of Washington, Division One. April 16, 1990. [1] Damages — Construction Contracts — Delay in Construction — Housing Units — Delay in Sales. Damages to a housing construction contractor in the nature of additional interest expense […]