City Councilor John R. Connolly’s massive fund-raising haul in the opening weeks of the Boston mayoral general election was amassed by corraling the donors of failed preliminary race candidates, obtaining support from key allies of Mayor Thomas M. Menino, and doubling down on a statewide base of lawyers and developers throughout the state, a Globe analysis of campaign financial records shows.
His strong showing during the first 15 days of October, when he raised more than $600,000, was seen as critical to help compete with the outside labor spending that has buoyed the campaign of his opponent, state representative Martin J. Walsh.
Walsh, over the same period, raised just $250,000—from a diverse set of donors from construction executives to firefighters—but has benefited from more than $2 million in outside spending on television ads and campaign mailers. Since Oct. 15, Walsh’s campaign has pulled in another $300,000 in direct contributions. Full story for BostonGlobe.com subscribers.