The Friends of the William H. and Marion C. Alexander Family Library, 200 W. Second St., Hummelstown, will host a spring book sale. The sale will take place on the second floor of the library.

The sale will be held on Wednesday, March 29, and Thursday, March 30, from 10 a.m. to 6:30 p.m. The sale will continue on Friday, March 31, from 10 a.m. to 4:30 p.m. and on Saturday, April 1, from 10 a.m. to 12:30 p.m.