More than a century of Asian American history sits in San Bruno. It’s under threat of closure.

NARA says the closures will improve efficiency as records move online, but it has not detailed expected savings or what the building costs to run.

Image via Rep. Kevin Mullin

U.S. Rep. Judy Chu (D-Calif.) is co-leading a bipartisan effort to stop the closure of the National Archives facility in San Bruno, California, which holds federal records documenting Chinese exclusion, Japanese American incarceration and a century of West Coast immigration.

What’s at stake

NARA notified employees on June 23 tha…