1.  Anon.  1966.  Marriage Index:  Ohio, 1789-1850.  Liahona Research, Orem, UT (Broderbund CD-400):

Henderson, Charles

Stroup, Betsy

10 Jan 1822

Highland Co.

2.  1830 Census Index and Digital Images (online at Ancestry.com; Image #5 of 14; extracted by Diana Gale Matthiesen):¤•

1830

OH

Highland Co.

Salem [now Dodson] Twp.

p. 24

Ln. 1

Charles Henderson

000 001 - 220 010

These data indicate:

No. & Sex	Age Class	Therefore Born	Individuals Inferred
1 male	30-39	1790-1800	= Charles (b. 1799/1800)
2 females	4 or under	1825-1830	= Daughter D = Daughter C
2 females	5-9	1820-1825	= Daughter B = Daughter A
1 female	20-29	1800-1810	= Betsy (b. 1805)

Listed next to Nathan HENDERSON.

3.  1840 Census Index and Digital Images (online at Ancestry.com; Image #7 of 10 — mis-indexed "Hinderson"; extracted by Diana Gale Matthiesen):¤•

1840

OH

Highland Co.

Dodson Twp.

pp. 102B-103A

Ln. 28

Charles Henderson

010 000 100 000 - 212 201 000 100

0100000

These data indicate:

No. & Sex	Age Class	Therefore Born	Individuals Inferred
1 male	5-9	1830-1835	= Joseph (b. 1832/3)
1 male	40-49	1790-1800	= Charles (b. 1799/1800)
2 females	4 or under	1835-1840	= Harriet (b. 1838/9) = Melissa (b. 1836/7)
1 female	5-9	1830-1835	= Mildred (b. 1834/5) = Margaret (b. 1831/2)
2 females	10-14	1825-1830	= Daughter D = Daughter C
2 females	15-19	1820-1825	= Daughter B = Daughter A
1 female	30-39	1800-1810	= Elizabeth (b. 1805)
1 female	70-79	1760-1770	= mother? mother-in-law?
1	person engaged in agriculture

Listed two lines below James STROUP, who is one line below Claiborne STROUP, who is one line below William W. STROUP, who is four lines below Elizabeth's father, Anthony STROUP, who is one line below Charles STROUP, who is one line below Joseph STROUP. 

4a.  1850 Census Index/Images (online at Ancestry.com; Image #19 of 31):  District 74, Dodson Twp., Highland Co., OH, p. 274B/547, 905/905, enumerated 19 Aug 1850, official enumeration date 1 Jun 1850 (extracted by Diana Gale Matthiesen):¤•

Eliz. Henderson	45	F			4000	O
Margaret   "	18	F				"
Joseph     "	17	M	Farmer			"
Mildred    "	15	F				"
Melissa    "	13	F				"
Harriet    "	11	F				"
Eliz.      "	9	F				"
Rosana     "	7	F				"
Rebecca    "	4	F				"
Missouri   "	1	F				"
Sarah      "	22	F				"

It's hard to say what relationship Sarah is to Elizabeth.  Or is she Elizabeth's daughter and just out of order?  Living next door to Asa T. HENDERSON.

4b.  Federal Census: Mortality Schedules (online at Ancestry.com):

Year	Name	State	County	Twp	Pg	Age	Born	Death	Cause
1850	Henderson, Charles	OH	Highland	Unk	0	50	VA	May	consumption

5.  1860

6.  1870

8.  Messages in the Stroup Family Genealogy Forum (online at GenForum.com).