Looking for a way to hold history in your hand? Former presidents Bush, Carter and Clinton, as well as President Obama, will appear at the Sierra 2 Center on Sunday -- on buttons, badges and posters. They are all part of a political collectible show and sale put on by the Northern California Chapter of American Political Items Collectors. The APIC, a nonprofit that began in 1945, has more than 2,000 members and 19 regional chapters. Northern California's chapter has about 300 members, said A... jmendick