— born in MI, presumably in Sidney Twp., Montcalm Co., MI:
4.  Hans C. PETERSEN / PETERSON, b. Aug 1888

Plus seven additional children, four still living in 1900.

1.  Marriage Record:

2.  1890 Census:  the 1890 Census Population Schedules were destroyed.

3.  1900 Census Every-Name-Index/Images (online at Ancestry.com, Image #25 of 29):  Sidney Twp., Montcalm Co., MI, Roll T623_733, p. 325B, SN 13, SD 11, ED 141, enumerated 23 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	11	12	13	14	15	16	17	18	19	20	21	22	23	24	25	26	27	28
290	300	Petersen Peter	Head	W	M	Apr 1851	49	M	25			DK	DK	DK	1886	14	Pa	Farmer	0		Y	Y	Y	O	M	F	235
		________ Annie	Wife	W	F	Apr 1852	48	M	25	11	8	DK	DK	DK	1886	14		Keeping House			Y	Y	N
		________ Lars P	Son	W	M	Nov 1879	20	S				DK	DK	DK	1886	14		Farm Laborer	0		Y	Y	Y
		________ Rasmus C	Son	W	M	Mar 1884	16	S				DK	DK	DK	1886	14		Farm Laborer	0		Y	Y	Y
		________ Julius	Son	W	M	Apr 1886	14	S				DK	DK	DK	1886	14		Farm Laborer	0		Y	Y	Y
		________ Hans C	Son	W	M	Aug 1888	11	S				MI	DK	DK				At School		3	Y	Y	Y

Listed two households from Jens & Annie LARSEN.

4.  1910 Census Every-Name-Index/Images (online at Ancestry.com, Image #25 of 36):  Sidney Twp., Montcalm Co., MI, Roll T624_666 (Book 1), p. 45A, SN 13A, SD 11, ED 165, enumerated 5 May 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

15

16

17

18

19

20

21

23

24

26

27

28

29

233

236

Larson Jacob

Head

M

W

43

S

Den Danish

Den Danish

Den Danish

1880

Na

English

Farmer

General Farm

OA

Y

Y

O

M

F

122

"   Jens

Father

M

W

70

Wd

Den Danish

Den Danish

Den Danish

188?

Pa

Danish

own income

Y

Y

Peterson Peter

Head

M

W

58

M1

35

Den Danish

Den Danish

Den Danish

1886

Pa

English

Farmer

General Farm

OA

Y

Y

O

M

F

123

"    Anna

Wife

F

W

58

M1

35

11

8

Den Danish

Den Danish

Den Danish

Danish

None

Y

Y

"    Hans C

Son

M

W

21

S

Michigan

Den

Den

English

Laborer

S??? Machine

W

N

Y

Y

This record was blurry and difficult to read.  I cannot be certain my extraction is accurate.