1980's Los Angeles Dodgers Multi-Signed baseballAn Los Angeles Dodgers team signed Baseball could be worth anywhere from $150. -$500. depending on what year the team is from. If your ball features signatures of Dodger Players from different years it could have a lower value than a ball that can be attributed to a single year. The you need to compare the key signatures on your ball to the key signatures on a specific year to find a ballpark value.