Re the 1849 Poplar death.
A marriage, 30 April 1849, St Anne Limehouse
William Trinder, Mariner, father Richard Shaw Trinder, Cooper
+
Sarah Brisley, father Charles Brisley, Dead
Both full age
A birth, Dec 1849
TRINDER, WILLIAM
Mother's Maiden Surname: BRISLEY
GRO Reference: 1849 D Quarter in POPLAR UNION Volume 02 Page 359
That death of a Sarah in the same quarter
Dec 1849 Poplar 2 269
Trinder, Sarah
age 22
Burial at Poplar All Saints, 12 Dec 1849, Sarah Trinder, age 22
Death
June 1853 Poplar 1c 430
Trinder, William
age 3
Buried at All Saints, 30 June 1853
Can he be found in 1851?
William Trinder the mariner (father Richard Shaw Trinder) seems to have married again in Bermondsey in 1858, but said he was a bachelor!
A possible Sarah Brisley in Poplar in 1841, age 14.
https://www.familysearch.org/ark:/61903/1:1:MQVZ-4Y6Is she the Sarah Trinder who died in 1849 age 22?
William Trinder, born 16 Aug 1824
Baptized 5 Nov 1828, Chatham, Kent
https://www.familysearch.org/ark:/61903/1:1:NRYV-826FreeReg says born 18 Aug. Image probably will be on CityArk
Father Richard, a Cooper. Mother Harriet
1851, Bromley St Leonard
piece 1555 folio 341 page 7
William Trinder, 25, born Chatham
https://www.familysearch.org/ark:/61903/1:1:SG5Y-BDWVisiting Richard and Mary Trinder. Says he is a widower.
Could be the man who married Sarah Brisley in 1849.