You can find the 1892 on familysearch.org
I have the Granville Cemetery Book, but you can try
Find A Grave to see if they are listed in there.
A few other things I found on Fultonhistory.com
Warrensburg News Thursday Feb 7 1901
Miss Jessie Brace a former resident of this place was married Jan 14 to John Laughlin of Mechanicville.
Gloversville NY Leader Republican Mon Nov 1937
Albany
Two score years after he had been seperated from his daughter, David Pickett of Rochester found her again yesterday. The daughter Mary E Johnson of Pittsfield walked into her father's arms to write a happy ending to hopes Pickett now a man of 76 had feared could never be. " When she came into the yard" he exclaimed joyously "I knew her immediatley, I have studied that baby picture so many years the image was always before me."
Glens Falls Post Star Nov 27, 1942
Mrs Dorothy M Cullen died Wed. at Glens Falls Hospital she is survived by her husband Gabrie;, one son Charles Raymond Cullen, parents Mr & Mrs David Pickett of Rochester, three sisters Mrs Myrtle Stockwell of Hudson Falls, Mrs Mary Johnson of Pittsfield, Mass, Mrs Matilda Lee of Rochester, three brothers Charles Pickett of Rochester, Samuel Pickett of Dallas Tex, Clifford Pickett of Glens Falls.
Rochester, NY Democrat Chronicle Sunday Feb 29, 1948
This is a marriage, I picked out the basic info, the entire article tells about the wedding plans and grandchildren and all.
68 yr old Mrs Jessie Pickett twice widowed married 72 yr old Alfred Wasseldine. At 19 she married John Laughlin.
1915 she married David Pickett a widower whose 9 youngsters she took under her wing. Pickett died three years ago.
Glens Falls Morning Star Jan 29, 1895
Fort Edward
The funeral of Mrs Elizabeth Pickett from her late home on Notre Dame Street.
March 12, 1896 The Albany Evening Journal
Fort Edward
The children of Samuel Pickett who is in the Albany Penitentuary were sent to an orphan asylum.
There are several articles on the trouble Samuel Pickett got into. 1898 he was sent to Clinton Prison for five years.
Washington County Archives has all the state census for the county. Everything is indexed on their computer, including some court records and early 1900's marriages. Samuel seems to be quite a character, then changes his name to David S.
Type in "Samuel Pickett" on the fultonhistory.com site to find the early articles. The later ones after he moved to Rochester will be under "David Pickett" Rochester.
You can get Elizabeth Pickett's death certificate from the Fort Edward Clerk. The Crandall Public Library in Glens Falls has all the old local newspapers on microfilm.