Exhibit 99.1

Joint Filer Information

Name:	TWOCO Acquisition Corp.
Address:	1600 Broadway, Suite 2200
	Denver, Colorado 80202
Designated Filer:	Forest Oil Corporation
Issuer & Ticker Symbol:	The Wiser Oil Company (WZR)
Date of Event Requiring
Statement:	06/30/2004
Signature:	TWOCO ACQUISITION CORP.
	/s/ NEWTON W. WILSON III