I am hoping someone can shed some light on the following:

Mary Ann Trowbridge b. 03 Mar 1864 Cramahe near Belleville, Hastings Co, ON d. 24 Feb 1938 Ward 2, Pontiac, Oakland Co, Michigan

m2. William SLOAN b. abt 1862 Ontario d. 03 Apr 1942 Oakland Co, Michigan

Their son:
#021124-90 (Muskoka Dist) SLOAN, William Henry, m, 27 Nov 1890, father- William SLOAN, labourer, mother-Mary Ann TROWDRIDGE, infm-William Sloan, Morrison
Some info shows the son b. Severn Bridge, Orillia Twp, Simcoe Co, ON.

I have been unable to verify an IGI record: Batch No.: M018066
Mary Trowbridge b. Canada
Father: Geo Trowbridge
Mother: Rosana Delong [should be DILLEN, s/o Peter & Lavina - my GG Grandparents]
Marriage: 10 MAY 1897 Harrisville, Alcona, Michigan
Spouse: William Sloan s/o Jane Lockhart & John Sloan

The next record are:

1920 USA Pontiac Ward 2, Oakland, Michigan
Roll: T625_790; Page: 17A; ED: 211 as at 1 Jan 1920; Image: 180.
HH# 307 Fam # 319 / Address: 393 Central Ave; owns home, mortgaged; All r/w
Wm Sloan 59, b. Canada, parents b. Ireland; laborer Grand Trunk Railway Depot; immig 1894, NA 1901
Anna Sloan 56, b. Canada, parents b. NY / Canada; immig 1894
Wm H Sloan 29, b. Canada as were parents; immig 1894, NA 1917; laborer at forge/foundry co.
John Putnam 18, boarder, b. Ohio; core room at foundry
Clyde Nelson 18, boarder, b. Michigan; core room at foundry
___ Calhoun 22, boarder, b. Michigan; core room at foundry
Wm Rodenbough 67, widow, boarder, b. Michigan; core room at foundry
Neighbors: Beach, Charles E O'Brien, Alfred L Trudell and James H Turnbull, Clayton M Beach, Earl Dydy

1930 USA Census Place: Pontiac, Oakland, Michigan
Roll: 1018; Page: 15A; ED: 85; Image: 408.0; FHL microfilm: 2340753.
William Sloan 68, m, M at 27; b. Canada; parents b.Northern IRE; immig 1892, core maker @ foundry
Annie Sloan 64, f, M age 23;b. Canada; parents b. New York
Stephen Wasnick 45, roomer,
Lyle Gordon 30, roomer,
Clayton Gordon 32, roomer,
Neighbors: James Brennan, Howard Griffin, Peter Keshiam and Carrie Young, Charles Crabtree, Albert Anderson
NOTE: THe son, William Henry SLOAN may be the individual m. Charlotte MANN.

1925 NY Census Place: Elmira Ward 12, Chemung, NY
ED 01, Assembly District 01 Page 17
HH# Fam # Enum: 1 June 1925 Address: 707 Hopkins St
Chas S Nann/MANN 73, b. US, retired,
Emma Nann 71, b. US, housewife
Henry Sloan 30, b. US, carpenter/worker
Charlotte Sloan 30, b. US, housewife
Walter ARNWINE 44, b. US, electrician
Edith ARNWINE 40, b. US, housewife
William Sloan 04, b. US
Neighbors: A Johan Nelson, Alfred P Harvey, John Mandeville and Allen Putman, Elizabeth Young, Ralph Hendershott
----------------
Find A Grave Index, 1805-2011
William Sloan , 82, b. 1860 d. 3 Apr 1942 [# 83517756]
Mary Ann Sloan b. 1864 d. Feb. 24, 1938 [83517757]
Plot: Section 11-044
Oak Hill Cemetery, Pontiac, Oakland Co, Michigan