1850
census- Flatlands, Kings, New York, film 521, page 10, lines 32-39.
line 32- listed with previous family- William Bush- who was a blacksmith:
Paul Burtis, 17, ***blacksmith***, born New York
Comment: Paul Burtis is NOT the son of Abraham "Burtis"- ***actually Ditmas****- who is listed immediately after Paul in the census. This Paul is the only Paul Burtis found in New York state.

1855
Did not find Paul Burtis in 1855 in New Lots or Flatlands.
**Note: Check Flatbush
wikipedia: "Before it was incorporated into the City of Brooklyn in 1894, Flatbush described both the Town of Flatbush, incorporating a large swath of central Kings County extending east to the Queens County border, and the Village of Flatbush, formerly the heart of the current community."
--
longislandgenealogy.com
The History of the town of Flatbush, in Kings County, Long Island by Thomas M. Strong, D. D., Pastor of the reformed Dutch Church of Flatbush.
This History was prepared as a part of a course of Lectures by the "Flatbush Literary association," during the winter of 1841-2.

1860
census- New Lots, Kings, New York; NARA series M653, film 776, page 837; post office = East New York; enumerated 11 June 1860
Paul Burgess [sic- when said sounds close to Burtis], 27 [exactly 10 years older than in 1850 census], **blacksmith**, born New York.
Comment: match- has same wife and children in 1870 census and last name given as Burtis [sic.]
Catharine, 23, born, New York
Samuel, 4, born New York
Francis, female, 8/12, born New York
Comment: 1860- 1880 censuses for New Lots- only one another known Burtis born before 1850 found in New Lots in 1880 - Johanna Moore born Burtis

1862-1865
Fold3.com
Brooklyn directories [online Brooklyn directories at Fold3.com begin with 1862]
for Paul Burtis
Comment: New Lots did not become part of Brooklyn until 1 August 1886. So people in New Lots probably not be listed, unless worked in Brooklyn.
"1862-1865"
No Paul Burtis listed
Comment: The P F Burtis listed in 1862 is "Phebe" F as listed in "1864" at the same address as in "1862."

1865
There is no military service indicated for Paul Burtis on the bottom of page 64.
[image 73 at http://pilot.familysearch.org/recordsearch/start.html#c=1491...
census-IMAGE 73 New Lots, Kings, New York; "town of New Lots east of Wyckoff Lane;" enumerated 25 July 1865; lines 38- 43; dwelling in order of visitation = 383 (far left #)-; page 62 frame- value of dwelling= $800- 489; [Nicholas Blake husband of Sarah Burtis is on the next page -page 63][Cornelius Van Brunt- age 28 is also listed on page 63]
-Paul Burtis, 35, married, born New York; number of times married- one; now married, laborer, native
Catharine, 31, wife, born "N Lotts;" of how many children the parent- four; married once, now married.
[children below - all born New Lots- sic]
Samuel 9, son
Francis, 6, daughter
Mary, 2, daughter
Daniel, 6/12, son

1870
**Note: Check column headings and enter the rest of the checked columns.
New Lots, Kings, New York; post office = East New York; NARA series M 593, film 963, page 161, date enumerated *** (Ancestry image 323); lines 27-33; 297- 365; Burtis:
-Paul, blacksmith, born New York [wife and children also born New York]
Catharine, 30, keeping house
Frances, female-sic, 10
Mary J, 6
Charles, 5
Paul, 3
Eliza E, 1/12*** [Use to calculate Eliza's date of birth]

1875
FHL film 1930225; Also checked for any Burtis' family. Found only one Burtis family: New Lots- district three; 276- frame- 322; enumerated 1 June 1875; lines 5-12:
-Paul Burtis, 46, **born Queens, teamster, employed in New Lots
-Catherine Burtis, wife, born Kings
***-Samuel Burtis, 19, son, born Kings, single, brushmaker, employed in New Lots
(No other children employed)
-Francis, son- sic-, 16, born Kings
Charles, son, 10, born Kings
Paul, son, 7, born Kings
Liza, daughter, 5, born Kings
Edward, son, 2, born Kings
Comment: Also checked on this film: Flatlands, Flatbush, New Utrecht, Gravsend and found no Burtis.

1880
Comment: Johanna Moore born Burtis and Alfred H S Moore- who lived on Smith Ave- may have moved to New Lots to be closer to Johanna's cousin Paul- who lived on Miller per original census.
Census Place: ***New Lots***, Kings, New York; Miller Ave
Source: FHL Film 1254857 National Archives Film T9-0857 Page 394B
Relation Sex Marr Race Age Birthplace
Paul BURTIS Self M M W 45 NY Occ: No Ocupation Fa: NY Mo: NY
Catherine E. BURTIS Wife F M W 43 NY Occ: Keeping House Fa: NY Mo: NY
Frances BURTIS Dau F S W 21 NY Occ: In Brush FactoryFa: NYMo: NY
Charles BURTIS Son M S W 15 NY Occ: In Brush Factory Fa: NY Mo: NY
Paul BURTIS Son M S W 12 NY Occ: In Brush Factory Fa: NY Mo: NY
Elisa BURTIS Dau F S W 8 NY Occ: At School Fa: NY Mo: NY
Edward BURTIS Son M S W 6 NY Occ: At School Fa: NY Mo: NY
William BURTIS Son M S W 4 NY Fa: NY Mo: NY
Only other Burtis listed in New Lots:
son of Paul:
Census Place: New Lots, Kings, New York
Source: FHL Film 1254857 National Archives Film T9-0857 Page 383C
Relation Sex Marr Race Age Birthplace
Samuel BURTIS Self M M W 24 NY
Occ: ***In Brush Factory Fa: NY Mo: NY [as 1875 census- Conclude = Paul's son]
*Bertha BURTIS Wife F M W 23 OH
Occ: Keeping House Fa: OH Mo: OH
Bertha A. BURTIS Dau F S W 8M NY
Fa: NY Mo: OH
Comment: Bertha = name of a Burtis listed in the online burial index of Evergreen Cemetery:
*BERTHA BURTIS buried: 1942-03-13 burial number 334048

"1879" - "1889"
Fold3.com
Brooklyn directories
[Did not check title page for date published]
no Paul Burtis listed
[1 August 1886 New Lots became part of Brooklyn - so before 1887 directory may not have been listed]
1888 - Samuel Burtis, brushmaker [as 1875 census occupation- conclude = son of Paul Burtis]

1886
Town of New Lots annexed into City of Brooklyn (1 August 1886)

1892
census
Familysearch.org
Name: Paul Burtis
Event:
Event Date: 1892
Event Place: Brooklyn, Ward 18, E.D. 53
Age: 60
Gender: Male
Birthplace: United States
Estimated Birth Year: 1832
Alien or Citizen: Citizen
Film Number: 1930238
Digital Folder Number: 004370037
Image Number: 00215
---
listed in this order: all born US [United States]
Paul Burtis, 60, driver, citizen
Mary [Mary not Cary- who is this?] Burtis 60
Paul Burtis 22
Fannie Burtis 30
Lizzie Burtis 18
Edward Burtis 16
William Burtis 12
Jennie Burtis 10 ***

1894
italiangen.org
death index - match; previously had death as between 1892 census and wife's 1898 death
Birtis [sic] Paul 56 y Feb 26 1894 2998 Kings
Death certificates no. 2426-4000 1894 FHL US/CAN Film 1323914
Comment: Have photocopy of death cert
--
Certificate of death "Paul Birtis" [sic], age 56 years [months and days are blank]; male, married [probable wife died in 1898]; born in United States; occupation: blacksmith**** ;[same as 1850, 1860 and 1870 censuses]; parents born in United States; buried Evergreen Cemetery; died in 28th ward [same ward as probable wife] in single family dwelling on the first floor; died 26 February 1894; cause of death: phtlisis pulmonalis; signed by Wm A Myers, MD - doctor's residence 1402 Bushwick

1898, March 27
italiangen.org - checked 1880-1940
- probable match - based on first name, middle initial, place of death, and calculated birth
Burtis Cath'ne E 65 y Mar 27 1898 4923 Kings
also checked K Burtis - no possibles
Comment: New Lots became part of Brooklyn 1 Aug 1886
---
Coroner's certificate of death # 4923
Coroner viewed the body "this, the 27th day of March 1898," of Catherine E Burtis who died at Cor[or CAr]ls____ [?Carling?] Ave & C_____Street in the 28th ward of the borough of Brooklyn...she came to her death by cerebral apoplexy attending small debility on the 27[th] day of March, 1898. full name - Catherine Elizabeth*** Burtis; age - 65 years , [blank] months, [blank] days; white; WIDOW [have her husband in the 1892 New York census]; birthplace: US [United States]; how long resided in the City: life; parents born in US [United States]; place of residence: ?Cooper? Street & ______Ave, Borough of Brooklyn, 28 ward; number of families in house: private [sic]; on what floor: two
Note: WHERE BURIED?