May 19, 2017

Contact: Communications Office

Author plans book signing at Onondaga State Park

JEFFERSON CITY, MO, MAY 19, 2017 – Dan Slais, author of the book “Onondaga Cave,” will be available May 27 to sign the book at Onondaga Cave State Park near Leasburg. Slais will be available from 10 a.m. to 4 p.m. in the park’s visitor center. Slais also will be available on July 1 and Sept. 2.

Slais is a geologist, a former high school geology teacher and adjunct professor of geology and the book provides a well rounded history of Onondaga Cave.

Also, Joe Taylor will be demonstrating flintknapping and stone-tool making. 

Missouri State Parks is celebrating 100 years in 2017. Visitors can experience all the park system has to offer with the Centennial Passport. Visit for more information. 

Onondaga Cave State Park is located 7 miles southeast of the Leasburg exit off Interstate 44 on Highway H. For more information about the event, contact the park at 573-245-6576. For more information on state parks and historic sites, visit

Missouri State Parks is a division of the Missouri Department of Natural Resources.