Grandfather Haldan Gunnerud

I have been looking for the ship my grandfather came over on, I have found him and his family in the census1900 tonsberg haldan gunnerud his father hans, mother hanna, and all his brothers and sister, I know from the census in massachusettes 1920 has him listed in Massachusettes with his new wife and a boarder from norway named Carl Peterson, im looking for the name of the ship him came over on. Im estimating it was 1910-1913 Im looking for any information on the ship and the year and maybe some information on Carl Peterson. Thanks Kim Foster email address [email hidden]