By October events at the main Los Altos Library:

Wednesday: Slide-lecture on the historical background of Steinbeck’s “The Grapes of Wrath” by Susan Shilliglaw, director, Center for Steinbeck Studies at San Jose State University, 7:30-9 p.m., Program Room.

Oct. 23: Theatrical presentation of “Pastures of Heaven” by John Steinbeck, by Word for Word Performing Arts Company, 7:30-9 p.m., Program Room.

Oct. 26: Words into Film, a Day of Steinbeck Films in celebration of the centennial of his birth: “Cannery Row,” 10:30 a.m. to 12:30 p.m.; “Of Mice and Men,” 1-2:50 p.m.; and “East of Eden,” 3:30-5:30 p.m., Program Room.

Oct. 29: Pros and Cons of measures on the November ballot, co-sponsored by the League of Women Voters, 7:30-9 p.m., Program Room.

Nov. 6: Whodunit? mystery readers’ group will discuss “Devil in a Blue Dress” by Walter Mosely, 10:15-11:30 a.m., Group Study Room.

For more information, call the Los Altos Library Adult Reference Desk at 948-7683, ext. 3519.