1.  Marriage Record:

2.  1830

3.  1840

4.  1850 Census Every-Name-Index/Images (online at Ancestry.com, Image #9 of 13):  Davidson Twp., Sullivan Co., PA, Roll M432_828, p. 327A, 61/61, enumerated Oct 1850, official enumeration date 1 Jun 1850 (extracted by Diana Gale Matthiesen):

George Anderson	46	M		Farmer		Pennsylvania
Jane      "	41	F				"
Sarah     "	21	F				"
Thomas    "	19	M		Farmer		"
Harriet   "	20	F				"
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Mary Anderson	14	F				Pennsylvania
Abraham   "	9	M				"
George W  "	6	M				"
Martha J  "	4	F				"

Listed two households from Robert TAYLOR (æ 45, b. PA, wife Mary).

5.  1860 Census Every-Name-Index/Images (online at Ancestry.com, Image #9 of 14):  Eldredville [Eldredsville] P.O., Davidson Twp., Sullivan Co., PA, Roll M653_1184, p. 739, PN 9, 63/57, enumerated 26 Jun 1860, official enumeration date 1 Jun 1860 (extracted by Diana Gale Matthiesen):

George Anderson	56	M		Farmer	800	280	Pennsylvania
Jane       "	52	F					"
Sarah      "	32	F					"
Abraham    "	19	M					"
George W   "	16	M					"
Phlomela Stroup	7	F					"

Listed four households from Elias STROUP, the only STROUP family in the county.  I suspect Jane may be a sister of Elias's wife, Rebecca NEWMAN — or she may be Jane STROUP.