ANNAPOLIS — The Maryland State Archives collection is among the largest in the country with nearly 400 years of history, including Colonial-era paintings, keepsakes of the state’s governors, and thousands of land, court and genealogy records. With all that history, the Archives has run out of space. The agency first filled its Annapolis headquarters to capacity in 2000, then leased and filled a warehouse. It leased a second warehouse and a third before brokering a deal to store some of its property at the Baltimore City Archives. All of the facilities are now full, and state archivists have been pushing...