1.  Marriage Record:

2.  1850 Census Index/Images (online at Ancestry.com; Image #1 of 40):  Versailles Twp., Allegheny Co., PA, Roll 747 (Book 1), p. 207A, 7/7, enumerated 17 Jul 1850, official enumeration date 1 Jun 1850 (extracted by Diana Gale Matthiesen):

Ann Carvey	56	F				Pa
George   "	19	M		Miner		"
Katherine "	19	F				"
George Young	25	M		Merchant		"
Elisabeth "	21	F				"

Elisabeth YOUNG may also be Ann's daughter.  Listed next to William CARVEY (æ 25, b. PA, wife Sarah).

3.  1860 Census Index/Images (online at Genealogy.com, Image #71 of 80 — mis-indexed "Carrey"):  McKee's Port [McKeesport] P.O., Versailles Twp., Allegheny Co., PA, M653_1064, p. 815, PN 71, 476/482, enumerated 9 Jul 1860, official enumeration date 1 Jun 1860 (extracted by Diana Gale Matthiesen):

George Carvy	30	M		Coal Miner			Penn
Mary J     "	27	F					"
Elizabeth A "	6	F					"
[next page]
Mary E Carvy	3	F					Penn
George S  "	2	M					"
Wm        "	1	M					"

Listed eight households from William SOLES (æ 50, b. PA) and his wife Elizabeth (æ 45, b. PA).

4.  1870 Census Every-Name-Index/Images (online at Ancestry.com, Image #8 of 33):  White Ash P.O., Braddocks [Braddock] Borough, Allegheny Co., PA, Roll M593_1299, p. 666B, PN 8, 56/56, enumerated 27 Jul 1870, official enumeration date 1 Jun 1870 (extracted by Diana Gale Matthiesen):

Carvey George	39	M	W	Coal Miner		200	Pennsylvania
______ Elizabeth	16	F	W	Keeping House			Pennsylvania
______ Mary	13	F	W				Pennsylvania
______ George	12	M	W				Pennsylvania
______ William	9	M	W				Pennsylvania
______ Margaret	8	F	W				Pennsylvania
______ Emma	6	F	W				Pennsylvania
______ Samuel	4	M	W				Pennsylvania

5.  1880

6.  1890

7.  1900

8.  1910 Census Index/Images (online at Genealogy.com, Image #19 of 70):  422 Camp Avenue, Braddock Borough (Ward 4), Allegheny Co., PA, Roll 1293 (Book 1), p. 178A, SN 10A, SD 23, ED 27, enumerated 21 Apr 1910, official enumeration date 15 Apr 1910 (extracted by Diana Gale Matthiesen):

1910:  for an explanation of the column headings, please see What the Numbers in the Federal Census Mean (missing columns contained no data).
		1	2	3	4	5	6	7	8	9	10	11	12	13	14	17	18	19	20	21	22	23	24	26	27	28
*	422	160	188	Stroup James	Head	M	W	50	M1	32			PA	PA	PA	Eng	Laborer	Steel Works	W	N	5	Y	Y	O	M	H
				______ Mary	Wife	F	W	50	M1	32	6	5	PA	PA	PA	Eng	None					Y	Y
				[James & Mary's five children]
				Carvey Elizabeth	Sister in law	F	W	53	S				PA	PA	PA	Eng	None					Y	Y
*Camp Avenue

Mary and Elizabeth have each shaved three years off their age.  Apparently, Elizabeth never married.

8.  LDS.  Family Search: Internet Genealogy Service:  AF - Ancestral File (online at FamilySearch.org).  Has several of the children born in Saltsburg [Indiana Co.], PA, but there's nothing in the census to indicate they were in Indiana County.