— born in Lancaster, Lancaster Co., PA:
5.  Catharine "Kate" KOLB, b. 1860
6.  Michael KOLB, b. 1861/2 or Nov 1863
7.  Christian KOLB, b. 1863/4
8.  Mary KOLB, b. 1867/8

1.  Marriage Record:

2.  1860 Census Index/Images (online at Ancestry.com, Image #107 of 107):  Lancaster P.O., Lancaster City, Lancaster Co., PA, Roll M653_1126, p. 669, PN 107, 800/847, enumerated 11 Jul 1860, official enumeration date 1 Jun 1860 (extracted by Diana Gale Matthiesen):

Geo Kolp	36	M		Laborer	400	150	Baden Ger
Barbara "	32	F					"
Geo      "	8	M					Penna
Philipena "	6	F					"
John      "	4	M					"
Henry     "	2	M					"

3.  1870 Census Every-Name-Index/Images (online at Ancestry.com, Image #62 of 71):  Lancaster P.O., Lancaster (Ward 8, District 212), Lancaster Co., PA, Roll M593_1356, p. 384B, PN 62, 457/507, enumerated 22 Jul 1870, official enumeration date 1 Jun 1870 (extracted by Diana Gale Matthiesen):

Kolb Geo	52	M	W	Laborer	1500	200	Baden
"  Barbara	45	F	W	Keeping House			Baden
"  Geo	19	M	W	Carpenter (app)			Penna
"  Philipena	16	F	W	Wk in Cott Mill			Penna
"  John	14	M	W	Wk in Cott Mill			Penna
"  Henry	12	M	W	Wk in Cott Mill			Penna
"  Cath	10	F	W				Penna
"  Michael	8	M	W				Penna
"  Christian	6	M	W				Penna
"  Mary	2	F	W				Penna

4.  1880 Census Every-Name-Index/Images (online at Ancestry.com, Image #32 of 34):  616 Fremont Street, Lancaster City (Ward 8), Lancaster Co., PA, Roll T9_1143, p. 246D, PN 32, SD 2, ED 160, enumerated 9 Jun 1880, official enumeration date 1 Jun 1880 (extracted by Diana Gale Matthiesen):

1880:  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

8

9

10

13

24

25

26

*

616

292

316

Kulp Geo Sr

W

M

57

/

Well-digger

Baden

Baden

Baden

Kulp Barbara

W

F

52

Wife

/

Keeping house

Baden

Baden

Baden

Kulp John

W

M

23

Son

/

Laborer

Penna

Baden

Baden

Kulp Harey

W

M

21

Son

/

Laborer

Penna

Baden

Baden

Kulp Kate

W

F

18

Dau

/

At home

Penna

Baden

Baden

Kulp Michael

W

M

16

Son

/

Laborer

Penna

Baden

Baden

Kulp Christ

W

M

14

Son

/

Laborer

Penna

Baden

Baden

Kulp Mary

W

F

12

Dau

/

At home

Penna

Baden

Baden

*Fremont Street

5.  1890 Census:  the 1890 Census Population Schedules were destroyed.

6a.  1900 Census Index/Images (online at Genealogy.com, Image #59 of 154):  Manor Street, Lancaster City (Ward 8), Lancaster Co., PA, Roll 1424 (Book 1), p. 229A, SN 5, SD 8, ED 68, enumerated 2 Jun 1900, official enumeration date 1 Jun 1900 (extracted by Diana Gale Matthiesen):

1900:  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

11

12

13

14

15

16

17

19

20

21

22

23

24

25

26

27

*

524

85

86

Wolpert Minnie

Head

W

M

Apr 1854

46

Wd

5

4

PA

Ger

Ger

Beer Bottler

0

Y

Y

Y

O

M

H

_______ Margaret

Dau

W

F

May 1889

16

S

PA

PA

PA

Dressmaker

0

Y

Y

Y

_______ Mary L

Dau

W

F

Feb 1887

13

S

PA

PA

PA

At School

10

Y

Y

Y

_______ Florence R

Dau

W

F

Jun 1882

7

S

PA

PA

PA

Kolb Barbara

Mother

W

F

Aug 1826

73

Wd

10

7

Ger

Ger

Ger

1853

47

Y

N

Y

*Manor Street

6b.  1900 Census Index/Images (online at Ancestry.com, Image #23 of 39):  624 Fremont Street, Lancaster City (Ward 8), Lancaster Co., PA, Roll T623_1424, p. 269A, SN 12, SD 8, ED 770, enumerated 7 Jun 1900, official enumeration date 1 Jun 1900 (extracted by Diana Gale Matthiesen):

1900:  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	13	14	15	19	20	21	22	23	24	25	27
*	624	221	228	Koulp Harry C	Head	W	M	Sep 1858	41	M	17	PA	Ger	Ger	Teamster	0		Y	Y	Y	R	H
				[Harry's wife and children]
				Koulp Mickel	Board	W	M	Mev 1863	36	S		PA	Ger	Ger	Labor		4	Y	Y	Y
*Fremont

This guy's handwriting and spelling were both bad.  I really can't tell what the month is, but my guess is November because, if it was March, Michael would be 37, not 36.

7.  Participant in the CULP Y-chromosome DNA Surname Project at FamilyTreeDNA.