The libraries and offices of the Pioneer Library System will be closed on Monday, Jan. 21, for observation of Martin Luther King Day.

The holiday, signed into law by President Ronald Reagan in 1983, was first observed in 1986 and honors the civil rights leader.

All libraries will reopen for their regular hours on Tuesday, Jan. 22.

Find out more about any of the programs and services offered through the Pioneer Library System by visiting any of its 12 libraries, going online to www.pioneerlibrarysystem.org, or through the Pioneer Library System Connect App, available through the App Store for Apple devices or Google Play for Android devices.