In the 1870/1880 Mi. census there is an Anthony Beach; born in Canada, wife's name - Emily. He is 48 in 1870.
Use the links below to search for him & the family. For the 1870 census the family starts on page "141R" lines 35 - 40.
The balance of the family is on the next page. To get there search for "Philip Dawson". The rest of the Beach family will be on lines 1-5 of page "142".
1870 Michigan Census = (Free, indexed and searchable)http://envoy.libofmich.lib.mi.us/1870_census/
1880 US Census – The Mormon Church Files LDS (Free, indexed and searchable)
Look for 1880 US Census on the left side of screenhttp://www.familysearch.org/Eng/default.asp
Michigan Genealogical Death Indexing System (Free and searchable)http://www.mdch.state.mi.us/PHA/OSR/gendisx/search2.htm