1900 Census Ferguson Mary A 29 Female Pa PA Lehigh 2-Wd Allentown 1910 Census Fergerson Dick H 17 Male Pa PA Lehigh 10-Wd Allentown Ferguson Elizabeth 40 Female Irel PA Lehigh 8-Wd Allentown 1920 Census Ferguson Arthur J B 52 Male Engl PA Lehigh 10-Wd Allentown Ferguson Mary N 45 Female Pa PA Lehigh 10-Wd Allentown Ferguson Ferry 53 Male Pa PA Lehigh Hanover Ferguson Lillie 31 Female Scot PA Lehigh Hanover