LancasterHistory, 230 N. President Ave., Lancaster, will host "Open the Door: A Discussion of the History of Race & Baseball in Lancaster County" on Tuesday, June 17, from 5:30 to 8 p.m. with local historian Jeremy Raff and Crispus Attucks Community Center's Young Professionals of Color Network. The event will start with a film screening of the documentary "A Century of Change," which tells the story of the Negro National League baseball teams, followed by a panel discussion. The panel, moderated by Raff, will feature Lancaster historian Leroy Hopkins; baseball historian Ted Knorr; and India Garnett, grandniece of Rap Dixon, a star for the Harrisburg Giants. There will be a reception at 6:30 p.m., with time for small group discussions at 7 p.m. The event will celebrate the centennial of the Harrisburg Giants of the Eastern Colored League and the opening of LancasterHistory's latest exhibit, "Open the Door: The Harrisburg Giants, the Red Roses, and Baseball's Color Line in Central Pennsylvania."

The event is free and open to the public, but registration is requested. To register, visit https://tinyurl.com/2hcjucep or call 717-392-4633.

LancasterHistory and the Lancaster chapter of the NAACP will hold a Juneteenth Coffee Hour & Storytime at the Stevens & Smith Center, 13-15 E. Vine St., Lancaster, on Thursday, June 19, from 9 to 10 a.m. Light breakfast treats will be available, and the story time will feature two special guests who will read the books "Juneteenth for Mazie" by Floyd Cooper and "All Different Now" by Angela Johnson. After the story time, children may make a craft to take home. After the program, attendees are invited to join LancasterHistory representatives on a walk to Lancaster City Hall for the Juneteenth flag-raising ceremony.

The event is free and open to people of all ages, but the book selections are suggested for children age 12 and under. Registration is appreciated to ensure that enough craft supplies will be available. To register, visit https://29296.blackbaudhosting.com/29296/Juneteenth-Storytime or call 717-392-4633. Attendees are asked to use the main entrance to the center on East Vine Street.

The Annual Gathering of LancasterHistory will take place on Wednesday, June 25, from 5:30 to 7:30 p.m. at LancasterHistory's North President Avenue location. Attendees can enjoy hors d'oeuvres and cocktails, explore exhibits, stroll the grounds of the Tanger Arboretum, and learn about LancasterHistory's future plans. There will also be information on how to support artifacts and projects by investing in the "Pet Project" program.

There is a fee, and each ticket includes admission, heavy hors d'oeuvres, and drinks. Registration is required by Monday, June 16, at http://www.lancasterhistory.org/gathering. All proceeds from the event will benefit the education and public programs of LancasterHistory.