1.  Records of Trinity Tulpehocken Reformed Congregation, Jackson Township, Lebanon County, Pennsylvania: Marriages, 1769-1864 (online at Ancestry.com):

Kapp, Jacob

Mueller, Margaret

31 Jan 1803

2.  Records of Heidelberg Congregation, 1765-1864, Schaefferstown, Lebanon County, PA (online at Ancestry.com):

Name	Birth	Baptism	Father	Mother	Sponsors
Magdalena Kapp	21 Jan 1804	26 Feb 1804	Jacob Kapp	Margaret Kapp	Henry & Susanna Miller
Catharine Kapp	14 Jan 1805	10 Mar 1805	Jacob Kapp	Margaret Kapp	George & Eva Wolfersberger

3.  F. Edward Wright.  1995.  Early Church Records of Lebanon County, Pennsylvania.  Family Line Publications, Westminster, MD (Broderbund CD-166):

JONESTOWN A Union Lutheran and Reformed Church was built c. 1765 when trustees for both congregations were named in a deed.  In 1792 the Lutherans built their own church.  The Lutheran Register began in 1779...  The Lutheran congregation is Zion, Market and South King Streets, Jonestown... ZION EVANGELICAL LUTHERAN CHURCH, JONESTOWN... Baptized by Pastor Kurtz... Child of Henrich Miller and Eva Cath.; bapt. Apr 20, 1794. Spon: Joh. Jacob Kapp...

BINDNAGEL EVANGELICAL LUTHERAN CHURCH North Londonderry Township. The Lutheran congregation dates from the 1730s... is known as Bindnagel's, two miles north of Palmyra... Jacob of Henry Miller and wife, b. Aug 8, 1798; bapt. Aug --, 1798. Spon: Jacob Kapp and wife... Jacob of Gottfried Zimmerman and wife, b. Nov 12, 1798; bapt. Dec 26, 1798. Spon: Jacob Kapp...

4.  Census Index:  U.S. Selected Counties, 1810 (Broderbund CD-313):  not found, but the 1810 census of Ohio was destroyed (except for Washington Co.).  There is a Jacob G. CAPP on the 1810 and 1817 tax rolls of Hamilton County.  Is our subject perhaps, Joh. Jacob George KAPP?

5.  1820 Census Index and Digital Images (online at Ancestry.com; Image #1 of 12; extracted by Diana Gale Matthiesen):¤•

1820

OH

Hamilton Co.

Cincinnati Ward 1

p. 113

Ln. 15

Jacob Capp

100110-21100-0-020

These data indicate:

No. & Sex	Age Class	Therefore Born	Individuals Inferred
1 male	9 or under	1810-1820	= Son A
1 male	19-25*	1794-1801	= hired help?
1 male	26-44	1775-1794	= Jacob (b. 1778)
2 females	9 or under	1810-1820	= Daughter B = Daughter A
1 female	10-15	1804-1810	= Catharine (b. 1805)
1 female	16-25	1794-1804	= Magdalena (b. 1804)
2	persons engaged in commerce
*In the 1820 Census, the third column is age class 16-18 and the fourth column is age class 16-25; therefore, any individual in column three is duplicated in column four.  By subtracting the number in column three from the number in column four, you can create an age class "19-25."