EXHIBIT 23.1 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation of our report included in this Form 10-K into the Company's previously filed Registration Statement, File No. 333-00909. ARTHUR ANDERSEN LLP Seattle, Washington August 12, 1997 37 CORPORATE OFFICE 8561 154th Avenue NE Redmond, Washington 98052 Phone: (425) 882-2555 Fax: (425) 861-0173 AUDITORS Arthur Andersen LLP 801 Second Avenue, Suite 800 Seattle, WA 98104 COMMON STOCK LISTING NASDAQ (Symbol - ALCD) TRANSFER AGENT AND REGISTRAR American Securities Transfer and Trust, Incorporated 938 Quail Street, Suite 101 Lakewood, Colorado 80515 38