I am not related.

Texas death certificates 1890 - 1976, most US census records.
http://pilot.familysearch.org/recordsearch/start.html#p=0

Name: Harry Otis Cowing
Birth Date: 10 May 1884
Birth Place: Lafayette, [Tippecanoe Co] Indiana
Residence: 1315 W 7th, Little Rock, Pulaski, Arkansas
Race: White
Mrs. S D Conner, 204 S Ninth, Lafayette IN would always know his address
Occupation: partner second hand store 1315 W 7th Little Rock
Roll: WW2_2281151 - WWII registration 1942

S D Conner was Samuel D Conner b. IN 1873 who married Harry's sister Jessie L Cowing b. abt 1877. Children of Samuel Conner and Jessie Cowing; "Dickin" C b. 1911, dtr Jean L b. 1915, son Arthur b. 1917. Harry's father was living with the Conner's in 1920 in Lafayette, IN.

Samuel and Jessie married 21 June 1909 Tippecanoe Co and are living with Jessie's aunt Georgia Cable Ball and her husband along with Stanley C Cowing born 1890 IN listed as a nephew who may have been son of Arthur Cowing who married Jessie Cable or Harry Otis Cowing Sr who married Viva Byronia Cable.

Plaintiff Name: Harry O Cowing
Defendent Name: Margaret A
Divorce Date: 28 Oct 1939
County: Pulaski
Docket Number: 59598
Certificate Number: 3980
Volume Number: 20
Source Information: Ancestry.com. Arkansas Divorce Index, 1923-1939 [database on-line]. Provo, UT, USA: Ancestry.com Operations Inc, 2005. Original data: Arkansas Divorce Index 1923-1939. Arkansas, USA: Arkansas Genealogical Society.

Name: Harry O Cowing
Gender: Male
County: Pulaski
Spouse: Virginia Davis
License Date: 28 Oct 1939
Certificate Number: 24191
Volume Number: 0001
Source Information: Ancestry.com. Arkansas Marriage Index, 1933-1939 [database on-line]. Provo, UT, USA: Ancestry.com Operations Inc, 2005. Original data: Vital Records Division, Arkansas Department of Health. Marriage Record Index, 1933-1939. Arkansas, USA: Arkansas Genealogical Society

Name: Harry Otis Cowing Jr.
County: Dallas
State: Texas
Birth Date: 10 May 1884
Race: White
Occupation: advertising Mgr
Nearest relative: Mary Augusta Cowing
FHL Roll Number: 1953182
DraftBoard: 4 WW I 12 Sept 1918

On 02 June 1947, Mary Cowing, age 64 yrs 9 mos, born in "Winsboro", Wood Co, Texas 03 Aug 1882, arrived in New York aboard the USAT "General R E Callan" sailed from Leghorn, Italy, 23 May 1947, returning to her home in Dallas 514 Hollywood St.
Source Information: Ancestry.com. New York Passenger Lists, 1820-1957 [database on-line]. Provo, UT, USA: Ancestry.com Operations Inc, 2006.

Richard Cowing born about 1915 son of Harry O Cowing and Mary Campbell only found in two records, 1920 and 1930 census. Did he die in Italy during WW II and Mary took "mother's pilgrimage" to see his grave ? I find no enlistment for him. The other son Harry O Cowing died in Dallas in 1941.

1930; Census Place: Dallas, Dallas, Texas; Roll 2320; Page: 26B; Enumeration District: 93; Image: 836.0.
Mary Cowing 47 said she was a widow TX WV TX
Richard Cowing 15 TX father born Indiana
Lula E Cowing 10 TX - named after Mary's mother Lula E May who married Charles H Campbell 07 Aug 1881 in Hunt Co TX

Name: C. H. Campbell
Marriage Date: 7 Aug 1881
Spouse: Lula May
Marriage County: Hunt
Marriage State: Texas
Source: Texas Marriages, 1814-1909

1930; Census Place: Dallas, Dallas, Texas; Roll 2320; Page: 10B; Enumeration District: 94; Image: 900.0.
Harry O Cowing 24 12 Dec 1905 TX - 18 Nov 1941 Dallas Mrs. Virginia Cowing informant, buried Laurel Land, he married Margaret Avery when he was 17
Margaret Frances AVERY Cowing 20 born AL abt 1910 father MS? mother AL?

Name: Harry Otis III Cowing
Date of Birth: 12 Oct 1924
Birth County: Dallas
Certificate Number: 65429
Roll Number: 1924_0004
(this child not listed 1930 census, for what ever reason, he died Jan 1985 unknown location)

Infant male of Harry O Cowing Jr born/died 11 Dec 1935 Longview TX, mother Margarett Francis Avery of AL, buried Longview.

2nd wife of Harry Otis was Virginia Finks; Chris Finks Cowing 20 Nov 1940 Dallas
Harry Otis Cowing - Julia Kathryn Keahey; Harriet Lee Cowing 12 Sept 1950 Dallas

1920;Census Place: Dallas Precinct 30, Dallas, Texas; Roll T625_1793; Page: 4B; Enumeration District: 62; Image: 625.
Harry O Cowing 35 1885 IN NY IN
Mary CAMPBELL Cowing 37 1883 TX WV TX
Harry Cowing 14 1906 TX
Richard Cowing 5 1915 TX
Lula Cowing 4/12 1919 TX

Female Infant of H O Cowing Jr, born/died 31 May 1918 Dallas, father H O Cowing JR of LaFayette IN, mother Mary Campbell of Pittsburg TX, buried City Cemetery, she was premature.

1910; Census Place: Fort Worth Ward 5, Tarrant, Texas; Roll T624_1591; Page: 5B; Enumeration District: 116; Image: 219
Henry Cowing Jr. 26 IN NY IN
Mary Cowing 27 TX WV TX
Harry Jae Cowing 4 TX

Unable to find Harry Otis Cowing Jr born Indiana 1884 in 1900 and 1930 census.

1900; Census Place: Pittsburg, Camp, Texas; Roll T623_1618; Page: 11A; Enumeration District: 14.
Albert G Mays age UNKN born IL father/mother VA preacher
Mary Mays age UNKN born TN parents TN had 8 living children in 1900 bore 11
Samuel M Mays son Nov 1874 TX single
Lillie F Mays age UNKN dtr
Charles H Campbell Sept 1852 Maryland son in law married 1880 parents unknown, machinist
Lula E MAYS Campbell Aug 1865 TX dtr mother of 7 living children
Mary Campbell Aug 1882 TX grand daughter
John Harry Campbell 13 Dec 1885 TX died 15 Jan 1961 Fort Worth, registered WW I Draft Tarrant Co, wife named Mabel b. TX 1886; Harry 1906, Jack W 1915
Claude Milton Campbell 03 Aug 1888 Pittsburg TX died 09 Jan 1962 Fort Worth, registered WW I Draft Tarrant Co.
William Hubert "Willie" Campbell Oct 1890 TX grand son; registered WW I Draft Tarrant Co said born in Pittsburg TX 07 Oct 1891, ran dry cleaners Acme Laundry, was married. William Hubert died in Fort Worth 18 Feb 1968, birth date listed 07 Oct 1892 son of Charles Henry Campbell and Lula May, wife Mary b MO 1894; William Jr 1917
Ruth Campbell Oct 1892 TX grand dtr
Lula Lee Campbell Feb 1895 TX grand dtr
Guy Campbell March 1899 TX died 09 Nov 1913 Fort Worth All Saints Hospital, from gun shot wound, buried Pittsburg Texas, father C H Campbell born Ohio, mother Lula May born Texas, per J H [John Harry] Campbell informant.

Charley H Campbell born MD 1852 lived in Pittsburg in 1910, widowed, with children Ruth, Lee, Guy, dtr Helen/Lorine b. 1901, and dtr Kelsie/Kelsey born 1904.

Kelsey Campbell was living in Dallas in 1920 with married sister Helen River? Biven? age 18 married to Curtis age 20 born TN. They are listed next to Eugene and Lula Campbell Sievers.

C H Campbell born 03 Sept 1852 Maryland died in Dallas 23 Feb 1922 per E J Sievers of same address 723 W Page in Dallas his father was Frank Campbell mother not known. He is buried in Pittsburg, not listed in 1920 census.

Eugene John Sievers born 08 Apr 1889 TX married Lula Lee Campbell; they had Evagene Sievers 17 Nov 1916 Dallas and son Guy Andrew Sievers 28 Mar 1919 TX - 07 Oct 2004 Columbia, Caldwell LA, lived in Dallas 1920. Lula is listed as Lida L in 1930 living in Dallas; Warren Lee Sievers 10 Dec 1920 Dallas, dtr Kelsy R Sievers 1924, Eugene Sievers 14 Oct 1928 Dallas.

Guy Andrew Sievers Vet US Navy WW II, buried Mulhearns Memorial Park in Monroe, LA. Warren L Sievers known to have lived in Mer Rouge, LA.

Name: Harry O Cowing
Spouse Name: Viva B[yronia] Cable
Marriage Date: 7 Jul 1875
Marriage County: Tippecanoe
Source Title 1: Tippecanoe County, Indiana 1850 - 1920 Inclusive
Source Title 2: Index to Marriage Record Volume I Letters A - Eber
Source Title 3: W. P. A. Original Record Located: County Clerk's O
Book: C-14
OS Page: 613
Source Information: Ancestry.com. Indiana Marriage Collection, 1800-1941 [database on-line]. Provo, UT, USA: Ancestry.com Operations Inc, 2005

1880; Census Place: La Fayette, Tippecanoe, Indiana; Roll T9_314; Family History Film: 1254314; Page: 356.2000; Enumeration District: 34; Image: 0183.
Harry Cowing 1847 NY NY NY traveling salesman
Byronia CABLE Cowing 1851 OH OH OH
Jessie L. Cowing 1876 IN dtr
Blanch Cowing 1878 IN dtr
Hattie Jomes 1852 Sweden servant

Viva Byronia Cable had three known sisters or cousins; Jessie Cable married Arthur Cowing, Georgia Cable born 1866 IN or MI married George G Ball and Emeline G Cable born IN 1861 who never married.

1870; Census Place: Lafayette Ward 5, Tippecanoe, Indiana; Roll M593_362; Page: 186; Image: 372.
Name: Harry Cowing
Estimated birth year: abt 1844
Age in 1870: 26
Birthplace: Ys
Home in 1870: Lafayette Ward 5, Tippecanoe, Indiana
Race: White
Gender: Male

Name: Arthur Cowing married Jessie F Cable 24 Dec 1879
Estimated birth year: abt 1850
Age in 1870: 20
Birthplace: Ys
Home in 1870: Lafayette Ward 5, Tippecanoe, Indiana
Race: White
Gender: Male

Harry O and Arthur S Cowing's parents were Harrison Otis Cowing born MA 1814 and Louisa Sophia "Kaene" born NY 1817 of Buffalo, Erie Co NY, married in NY 1840.

Ethel E Cowing born 29 June 1880 married Oliver P M Cross 07 June 1906 Tippecanoe Co, her father Harrison Cowing mother E Belle.

Georgia W Cable at age 36 married George G Ball 30 Oct 1901 Tippecanoe, father was James Cable, mother was "Eumelia". They named a son Cable Ball.

1880 Pct 3 Hunt Co TX
A G May 1831 IL TN KY - Albert G May born IL was in Caldwell Co TX 1850 son of Albert G May born TN 1803 and Margaret CALDWELL born KY 1806; married 08/16/1825 Sangamon Co IL
M J "Ferris" May 1839 TN TN TN
[Cyntha] Ruth May 1861 TX dtr
Mary M May 1862 TX dtr
Tula May - Lula 1864 TX dtr
S J May 1866 TX dtr
Albert May 1868 TX son
William May 1870 TX son
. . .May 1875 TX son Samuel M
Jennie N May 1877 1877 TX dtr
H C May 1856 TX IL AL nephew
Jeffrey A May 1862 TX AR TX nephew

1870; Census Place: , Mt. Pleasant, Titus, Texas; Roll M593_1606; Page: 125; Image: 251.
Albert G May 1832 IL
Mary Ferris May 1845 TN
Cyntha Ruth May 1863 TX
Mary "Mollie" May 1865 TX born 1862 died in Corpus Christi Nueces Co 1937 married George R Houser
Mittie May 1866 TX
Lula May 1867 TX
Joseph May 1868 TX
Albert F [A F] May 01 Mar 1868 Wood Co TX died 16 Aug 1928 Wichita Falls, Wichita Co, father A G May mother Mary J Ferris.