I did not find any Alonzo in 1910 or 1900. I did find Marilla living with daughter Maud Baxter(sp) in Plymouth. It does say that she is separated. I did find this listing....I think it is your Alonzo! Marilla must have been mad at him for traveling?? Alonzo C. Trask found in: Census Microfilm Records: Arizona, Idaho, New Mexico, Utah, Wyoming, 1910 Age:  60      Gender:  M      Race:  W      Birthplace:  ME      State:  Arizona      County:  MARICOPA      Locale:  BUCKEYE PCT      Series:  T624      Roll:  40      Part:  1      Page:  38A      But this guy is married to a Cynthia, Could it be that there are 2 Alonzo's born in Maine and about the same age? OR did he leave his Mass. family and "remarry"? In 1920 - Alonzo C. Trask found in: Census Microfilm Records: California, 1920 Age:  70      Gender:  M      Race:  W      Birthplace:  MAINE      State:  CA      County:  LOS ANGELES      Locale:  LOS ANGELES      Series:  T625      Roll:  113      Part:  1      Page:  37B      Lucy