Mr. William J. Lehrfeld, P.C.

4350 East West Highway

Suite 501

Bethesda, MD 20814-4426

Von Briesen, Purtell & Roper

Attention: Accounting Dept.

411 East Wisconsin Avenue #700

Milwaukee, WI 53202

Mr. Paul Hartnett

KPMG Peat Marwick LLP

777 East Wisconsin Avenue

Milwaukee, WI 53202

Ms. Robin Romanesco

KPMG Peat Marwick LLP

777 East Wisconsin Avenue

Milwaukee, WI 53202

Mr. Richard Gallagher

Foley & Lardner

777 East Wisconsin Avenue

Milwaukee, WI 53202-5367

Tele-Port, Inc.

7120 West Good Hope Road

Milwaukee, WI 53223

Toepfer Security Corporation

2711 South Calhoun Road

New Berlin, WI 53151

Mr. John Mellinger

Firstar Trust Company

615 East Michigan Street

Milwaukee, WI 53202

Ms. Beth Boemer

Firstar Bank Milwaukee

777 East Wisconsin Avenue

Milwaukee, WI 53202

Ruane, Cunniff & Co. Inc.

Attention: Rick Feaser

767 Fifth Avenue

New York, NY 10153-4798

Barclays Global Investors

Attention: Pamela Cloyd

45 Fremont Street

San Francisco, CA 94105

Mr. Peter Collier

12294 Willow Valley Road

Nevada City, CA 95959

Moody, Aldrich & Sullivan

30 Rowes Wharf

Suite 410

Boston, MA 02110

Rosenberg Institutional Equity

Attention: Stephen Dean

4 Orinda Way Suite 300E

Orinda, CA 94563

Travel Associates

Attention: Catherine

777 East Wisconsin Avenue

Milwaukee, WI 53202

Tushaus Computer Services

Attention: Accounting Dept.

10437 Innovation Drive

Suite 247

Wauwatosa, WI 53226

Internet Connect, Inc.

Attention: Accounting Dept.

10437 Innovation Drive

Wauwatosa, WI 53226-4815

Compuserve

Attention: Accounting Dept.

P.O. Box 28650

Jacksonville, FL 32226-8650

Information Management Corp.

Attention: Accounting Dept.

P.O. Box 8408

Green Bay, WI 54308-8408

M&M Office Interiors

Attention: Accounting Dept.

P.O. Box 727

Pewaukee, WI 53072-0727

Network Solutions, Inc.

Attention: Acccounting Dept.

P.O. Box 17305

Baltimore, MD 21297-0525

Gordon Flesch Company

Attention: Accounting Dept.

Box 88612

Milwaukee, WI 53288-0612

Capitol Communications, Inc.

Attention: Doug

2449 Hoard Street

Madison, WI 53704

Commercial Stationary & Office

Attention: Accounting Dept.

S40 W24220 Rockwood Way

Waukesha, WI 53186