1.  Marriage Record:

2a.  1900 Census Index/Images (online at Genealogy.com, Image #47 of 68):  Glen Campbell Borough, Banks Twp., Indiana Co., PA, Roll 1415 (Book 1), p. 47B, SN 246, SD 16, ED 39, enumerated 4 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	19	20	22	23	24	25	27
427	435	Millard William H	Head	W	M	May 1850	50	M	10			PA	PA	PA	Miner	0	Y	Y	Y	R	H
		_______ Sallie	Wife	W	F	Apr 1872	28	M	10	4	4	PA	PA	PA			Y	Y	Y
		[William & Sallie's children]
		Stroup Andrew H	B-in-Law	W	M	Jun 1879	20	S	0			PA	PA	PA	Miner	0	Y	Y	Y
		[a servant and five boarders]

There is no other Andrew STROUP (or variation) near this age born in Pennsylvania in the entire 1900 census.

2b.  1900 Census Every-Name-Index/Images (online at Ancestry.com):  Margaret M. ZEIDERS (æ 11, b. Mar 1889 in PA) is living in Greenwood Twp., Juniata Co., PA (p. 61B), with her parents, George W. ZEIDERS (æ 64, b. Dec 1835, PA) and Mary A. (æ 52, b. Mar 1848, PA).

3.  1910 Census Index/Images (online at Genealogy.com, Image #8 of 12):  Susquehanna Twp., Juniata Co., PA, Roll 1352 (Book 2), p. 146B, SN 4B, SD 13, ED 102, enumerated 23 Apr 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	17	18	19	20	21	22	23	24	25	26	27	28	29
72	74	Stroup Andy H	Head	M	W	29	S				PA	PA	PA	Eng	Farmer	General Farm	Emp			Y	Y		O	M	F	59
		Zellers Margarett	Servant	F	W	35	M1	16	6	4	PA	PA	PA	Eng	Servant	Private Family	W	N	0	Y	Y
		_______ John C	Hired Man	M	W	15	S				PA	PA	PA	Eng	Farm Laborer	General Farm	W	N	0	Y	Y	Y
		_______ Launda?	Boarder	M	W	2	S				PA	PA	PA		None

3b.  1910 Census Index/Images (online at Ancestry.com):  Maggie M. ZEIDERS (æ 21, b. PA, single) is living in Greenwood Twp., Juniata Co., PA (p. 65A), with her parents, George ZEIDERS (æ 74, b. PA) and Mary A. (æ 62, b. PA), plus a brother and her parents' granddaughter, Gladus V. SWARTZ (æ 10/12, b. PA).

4.  1920 Census Index/Images (online at Ancestry.com, Image #8 of 10):  Susquehanna Twp., Juniata Co., PA, Roll T625_1576 (Book 1), p. 175B, SN 9B, SD 14, ED 99, enumerated 31 Jan 1920, official enumeration date 1 Jan 1920 (extracted by Diana Gale Matthiesen):¤•

1920:  for an explanation of the column headings, please see What the Numbers in the Federal Census Mean (missing columns contained no data).

2

3

4

5

6

7

8

9

10

11

12

16

17

18

19

21

23

25

26

27

28

29

Fm

178

185

Stroup Andrew H

Head

O

M

M

W

4_

M

Y

Y

PA

PA

PA

Y

Farmer

General Farm

OA

135

______ Margaret M

Wife

F

W

30

M

Y

Y

PA

PA

PA

Y

None

______ Gladys V

Dau

F

W

10

S

Y

Y

Y

PA

PA

PA

Y

None

______ Alfred A

Son

M

W

3 ?/12

S

PA

PA

PA

None

______ Beatrice O

Dau

F

W

1 ?/12

S

PA

PA

PA

None

Based on the 1910 census, Gladys is Margaret's niece.  Or is she Margaret's illegitimate child?  Listed two households from Beneville STROUP. 

5a.  1930 Census Index/Images (online at Ancestry.com, Image #3 of 9):  Turkey Valley Road, Susquehanna Twp., Juniata Co., PA, Roll T626_2046, p. 241A, SN 2A, ED 34-13, SD 18, enumerated 7 Apr 1930, official enumeration date 1 Apr 1930 (extracted by Diana Gale Matthiesen):¤•

1930:  for an explanation of the column headings, please see What the Numbers in the Federal Census Mean (missing columns contained no data).
1	3	4	5	6	7	10	11	12	13	14	15	16	17	18	19	20	24	25	26	27	28	30	32
*	31	32	Stroup Andy H	Head	R	Y	M	W	49	M	35	N	Y	PA	PA	PA	Y	Farmer	Gen. farm	O	Y	N	24
			______ Alfred A	Son			M	W	13	S		Y	Y	PA	PA	PA	Y	None
*Turkey Valley Road

5b.  1930 Census Every-Name-Index/Images (online at Ancestry.com, Image #13 of 33):  Enola Drive, East Pennsboro Twp., Cumberland Co., PA, Roll 2024 (Book 2), p. 227A, SN 7A, ED 21-15, SD 19, enumerated 9 Apr 1930, official enumeration date 1 Apr 1930 (extracted by Diana Gale Matthiesen):¤•

1930:  for an explanation of the column headings, please see What the Numbers in the Federal Census Mean (missing columns contained no data).

1

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

24

25

26

27

28

30

*

146

152

Albright John H

Head

O

4500

R

N

M

W

51

Wd

N

Y

PA

PA

PA

Y

Boiler Inspector

Railroad

W

Y

N

________ Jessie Em

Dau

F

W

15

S

Y

Y

PA

PA

PA

Y

None

Stroup Margaret

Servant

F

W

40

M

20

N

Y

PA

PA

PA

Y

House Keeper

Private Family

W

Y

Stroup Beatrice

Lodger

F

W

11

S

Y

Y

PA

PA

PA

Y

None

*Enola Drive

6a.  Perry Historians (Newport, PA), compilers.  Dressler Evangelical Churchyard (United Methodist), Susquehanna Twp., Juniata Co., PA (online at the Juniata County PAGenWeb site; contributed by Pauline Shunk):

STROUP,

Andrew W.

1878

1963

He's the only STROUP (or variation) in the cemetery.  Stephen Straub has visited the cemetery (5/2006) and confirmed this reading of the stone.  But is this really our subject? 

6b.  Riverview Cemetery, Millerstown, Greenwood Township, Perry County, Pennsylvania (online at the Perry County PAGenWeb site; submitted by Vi P. Limric):

STROUP, Margaret M.	mother	23 Mar 1889	28 Dec 1959
ZEIDERS George W.		1935	1913
_______ Mary A.		1848	1927

7.  SSDI:  Social Security Death Index (online at RootsWeb.com):

Name	Birth	Death	Last Residence	SSN	Issued	Post-em
Alfred STROUP	30 Apr 1916	12 Dec 1995	17070 (New Cumberland, Cumberland, PA)	160-16-9477	PA	Yes

8.  Messages posted to the ZEIDERS Surname Board (online at RootsWeb.com/Ancestry.com).

9n.  Email from Sue Gates Davis, Suzanne Tull-Stroup, Jim Burnell, and Stephen Straub.