Festive afternoon of holiday shopping, champagne sipping and book signings with local authors! A chance to become a member of the Petaluma Museum Association or celebrate your membership. Chat with local authors Katherine Rinehart, Petaluma: A History in Architecture; Alan Butler, Of Mills & the River; Jeane Sloane, She Was An American Combat Nurse During World War II; and KC Greaney and Alice Van Ommeren, Petaluma in Vintage Postcards; and have them sign your copy of their book. Enjoy the gorgeous permanent collection and peruse the current show “Women in the Military.”