1.  Marriage Record:

2.  1900 Census Every-Name-Index/Images (online at Ancestry.com, Image #1 of 42):  Spring Alley, Millvale Borough (Ward 3), Allegheny Co., PA, Roll T623_1369, p. 96A, SN 1, SD 18, ED 452, enumerated 1 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
*	2	3	Straub William	Head	W	M	Sep 1871	28	M	5			WV	Ger	Ger	Day Labor	3	Y	Y	Y	R	H
			______ Annie	Wife	W	F	Nov 1871	28	M	5	1	1	Ger	Ger	Ger			Y	Y	Y
			______ Viola C	Dau	W	F	Jul 1899	10/12	S				PA	WV	Ger
*Spring Alley

3.  1910 Census Index/Images (online at Ancestry.com, Image #2 of 40):  2103 Braddock Ave., Swissvale Borough (Ward 1), Allegheny Co., PA, Roll T624_1297 (Part 3), p. 84B, SN 1B, SD 23, ED 240, enumerated 15 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	26	28
*	2103	11	17	Straub William C	Head	M	W	23	M1	2			PA	PA	PA	Eng	Superintendent	Steel Con Co	W	N	0	Y	Y	R	H
				______ Anna C	Wife	F	W	22	M1	2	0	0	PA	PA	PA	Eng	None					Y	Y
*Braddock Avenue

I would not have accepted that these were our subjects, except that the Swissvale enumerator did the same thing to William's sister, Emma (STRAUB) ANGER; that is, the enumerator made them a young couple with no children, too.  What'd he do, phony up his entries from the city directory?

4.  1920 Census Index/Images (online at Ancestry.com, Image #53 of 54):  2033 Blackhawk St., Swissvale Borough (Ward 5), Allegheny Co., PA, Roll T625_1529, p. 105A, SN 29A, SD 24, ED 825, enumerated 20 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).

1

2

3

4

5

6

7

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

*

2033

488

570

Straub William

Head

R

M

W

48

M

Y

Y

West Virginia

Germany

German

Germany

German

Y

Laborer

Bridge Construction

W

______ Anna

Wife

F

W

49

M

*

Na

1897

Y

Y

Wuertemburg

German

Wuertemburg

German

Wuertemburg

German

Y

Laundress

Private Homes

W

______ Viola

Dau

F

W

20

S

N

Y

Y

Pennsylvnia

West Virginia

Wuertemburg

German

Y

Clerk

Electric Works

W

______ Luella

Dau

F

W

17

S

Y

Y

Y

Pennsylvnia

West Virginia

Wuertemburg

German

Y

None

*Blackhawk Street

*I couldn't read this cell, but it's not a year; it looks like it might be "Un."

5a.  1930 Census Index/Images (online at Ancestry.com, Image #50 of 71):  6 Kruger St., Wheeling City (Ward 12), Triadelphia District, Ohio Co., WV, Roll 2550, p. 223B, SN 25B, ED 35-40, SD 1, enumerated 21 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	2	3	4	5	6	7	8	10	11	12	13	14	15	16	17	18	19	20	24	25	26	27	28	30
*	6	548	601	Straub Edward	Head	R	35	N	M	W	51	M	21	N	Y	WV	Ger*	Ger	Y	Stogie maker	Stogie Factory	W	Y	N
				______ Margaret	Wife				F	W	48	M	21	N	Y	OH	OH	OH	Y	None
				______ William C	Bro				M	W	58	M	24	N	Y	WV	Ger*	Ger		None
*Kruger St

*"Darmstadt" had been written in above "Germany," then crossed out.

5b.  1930 Census Index/Images (online at Ancestry.com, Image #16 of 48):  102 Elm St., Edgewood Borough, Allegheny Co., PA, Roll 1962 (Book 2), p. 240B, SN 8B, ED 2-585, SD 14, 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	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
*	102	178	211	Straub Annie	Head	R	$40	R	N	F	W	58	Wd	24	N	Y	Ger	Ger	Ger	Ger	1871	Na	Y	None
				______ Viola	Dau					F	W	29	S		N	Y	PA	WV	Ger				Y	Stenographer	Electric Manufacturing	W	Y
				______ Luella	Dau					F	W	27	S		N	Y	PA	WV	Ger				Y	Stenographer	Advertising	W	Y
*Elm Street

Divorced/deserted/estranged women often called themselves "widow" to save face.  Either that or she genuinely thinks William is dead and doesn't know he's still alive and living with his brother in West Virginia.

6.  SSDI:  Social Security Death Index (online at RootsWeb.com; missing columns contained no data):

Name	Birth	Death	Last Residence	SSN	Issued	Post-em
Viola STRAUB	27 Jul 1899	14 Apr 1988	15243 (Pittsburgh, Allegheny, PA)	169-10-4408	PA	Yes
Luella B. STRAUB	06 Jul 1902	02 Dec 1988	15278 (Pittsburgh, Allegheny, PA)	190-07-3085	PA	Yes