Author Vivian Walsh signs her book, “Olive, My Love,” for Soenkyung Lee and son Saquyon Lee, 8, at Linden Tree Children’s Recordings & Books. Walsh was one of several local authors at the bookstore’s signing event Nov. 9.

Los Altos native Judy Pauli Bayse is scheduled to sing selections from her first CD, “Purple Cow,” 11 a.m. Dec. 10 at Linden Tree Children’s Recordings & Books, 170 State St., Los Altos. Bayse sings and plays guitar and dulcimer, accompanied by mandolin, violin and trumpet.

“Purple Cow” contains 13 original songs, 11 written by Bayse and two by Karen Szybalski, on a wide range of subjects, from the title track about the magic of a Purple Cow to a blues song on getting ready for school in the morning.

Bayse, an alumna of Los Altos High School, now lives in Sunnyvale and teaches music at Cumberland Elementary School.

The CD is available at Linden Tree. It can also be ordered, for $16 plus $2 for shipping and handling, from Bayse, 886 Nantucket Court, Sunnyvale, CA 94087.