EX-99.1 2 c78428exv99w1.htm EXHIBIT 99.1

Filed by Bowne Pure Compliance

Exhibit 99.1

AGREEMENT
TO JOINTLY FILE SCHEDULE 13D

The undersigned hereby agree to jointly prepare and file with regulatory authorities a Schedule 13D and any future amendments thereto reporting each of the undersigned’s ownership of securities of Electro-Sensors, Inc. and hereby affirm that such Schedule 13D is being filed on behalf of each of the undersigned.

Dated: December 16, 2008	FARNAM STREET PARTNERS, L.P. BY: FARNAM STREET CAPITAL, INC.,      General Partner
	By:	/s/ Raymond E. Cabillot
		Raymond E. Cabillot,
		Chief Executive Officer
	By:	/s/ Peter O. Haeg
		Peter O. Haeg,
		President
	/s/ Raymond E. Cabillot
	Raymond E. Cabillot
	/s/ Peter O. Haeg
	Peter O. Haeg