EL Dorado, Arkansas, USA, 20 January 2011 — Deltic Timber Corporation (NYSE-DEL) has scheduled a conference call at 10:00 a.m. Central Time on 24 February to review fourth quarter results, which will be announced 23 February.

Arrangements for the call are being handled by Thomson Reuters Event Call. Interested parties may participate in the call by dialing 1-866-543-6408 and referencing participant passcode 39427176. The call also will be broadcast live over the Internet and can be accessed through the Investor Relations section of the Deltic Website at www.deltic.com. All investors, analysts, media, and the general public are invited to participate.

Online replays of the call will be available through the Deltic Web site, and a recording of the call will be available until 03 March, by dialing 1-888-286-8010 and referencing replay passcode  80034700.