City directories for Bridgport are available on-line for every year 1895-1932 and many more. The following excerpts show the listings found for "Jacobson". Several other name variants have also been searched (altho not uniformly) with few findings.
1895
1899
1902
1904
1905
1906
1907
1910
1913
1914
1916
1923
1924
1925
1926
1927
1929
1952