From the Connecticut Births and Christenings 1649-1906 is an entry for Samuel Bloss Jr. born Apr.07, 1731 in Killingly, Windham county, Connecticut to Samuel Bloss Sr. and Martha [Barker]. 
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· Ancestry.com family of Martha (Barker) Bloss, widow who married Samuel Bloss. Only their child Richard is listed and missing is ancestral son Samuel Jr. 
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· Ancestry.com family of Martha (Barker) Bloss, widow who married Samuel Bloss. Only their child Richard is listed and missing is ancestral son Samuel Jr. 
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· Ancestry.com family of Nathan Barker and his wife Bethia Bodwell. Only one child is listed, that being ancestor Martha. 
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· Page 133 of the book 'Colonial Families of the United States' starts the Bloss family. Included are 'widow' Martha Barker married to Samuel Bloss son of Richard and grandson of Richard. 
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· Page 55 of the Vital Records for Andover, Essex county, Massachusetts has an entry for Martha Barker born  in 1714 to Nathan and Bethia [Bodwell] Barker. This indicates that, despite other records naming Martha Barker as a widow that her maiden name appears to actually be Barker. 
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· Ancestry.com family of Bethia Bodwell and her husband Nathan Barker. Only one child is listed, that being ancestor Martha.

Her marriage to Samuel Bloss (page 35 of Early Connecticut Marriages 5th book, the page was titled "Killingly--Putnam" ) lists her as a widow when she married Samuel. That means her maiden name could possibly be something other than Barker.

TO FIND: Maiden Name, Birth and Death Dates/Places, Burial Place, Parents 
Martha is a Mystery Lady.The only real information known about Martha is her marriage in 1727 in Killingly, Windham county, Connecticut to Samuel Bloss. She is called "Martha Barker, widow" in several sources. All information beyond this marriage is confusing/confused, circumstantial, and, guesses. 
Some items: 
- She may have been born in 1714 or she may have been born around 1704-1705 
- She may have been born in Andover, Essex county, Massachusetts or she may have been born in Windham county Connecticut 
- She may, or may not, be the daughter of Nathan Barker and Bethia Bodwel, if Martha the ancestor was born in 1704-1705 then she would would not the daughter Martha of Nathan Barker and Bethia Bodwell 
- Before marrying Samuel Bloss she may have been married to a Mr. Barker who died soon after their marriage -- that could explain why she is labeled "widow" at her marriage to Samuel Bloss, and, it could also mean that her maiden name was not Barker 
- She may have had children with her first husband Mr. Barker 
- If she was (A) born in 1714, and, (B) was widowed from a Mr. Barker before she married Samuel Bloss, then, she was first married about age 12 
- If she was (A) born around 1704-1705, and, (B) was widowed from a Mr. Barker before she married Samuel Bloss, then, she was first married about age 21 
- Unknown when and where she died and whether she was a widow of Samuel Bloss 
- Unknown where she was buried 
- A Martha Barker is reported to be married to, and having kids with, Joseph Parker across some of the same years she was married to, and having kids with, Samuel Bloss. 
- See these web pages concerning Martha Barker: 
  -- https://www.findagrave.com/memorial/141175537/francis-bloss 
  -- https://www.ancestry.com/genealogy/records/bethia-bodwell-24-hjw5d8 
  -- https://ancestors.familysearch.org/en/LRJR-VLQ/bethia-bodwell-1682-1760 
- Per http://www.genealogyofnewengland.com/f_5dc0.htm#8, a Martha Baker (cApr.1714-______) married John Whipple (1695-1769) of Ipswich Massachusetts on May 14, 1735 and they had three daughters: Hannah, Martha and Elizabeth. 
  This Martha Baker was the daughter of Thomas Baker and Mary Capen. This Martha also had a brother Thomas (1710-1777) who married Sarah Wade (1707-1780, daughter of Thomas Wade and Elizabeth Thornton) on Dec. 20, 1729 and they had 14 kids. 
- Per http://www.genealogyofnewengland.com/f_d7f.htm#4, a Martha Barker (Jul.27,1714 in Andover Massachusetts, died about 1752, daughter of Nathan Barker and Bethia Bodwell) married on July 04, 1734 to Joseph Parker (1712-1811, son of Joseph Parker and Abigail Mitchell) and they had six children. 
  After Martha died, Joseph married Apr. 25, 1754 in Pembroke New Hampshire to Hannah Abbott (1726-____, daughter of Timothy Abbott and Mary Foster) and they had three children. 
- Per http://www.genealogyofnewengland.com/f_50c1.htm#0, Martha Barker (b. about 1714 in Andover) married Samuel Bloss (born Jan. 26, 1705 in Watertown Massachusetts) on Sept. 04, 1727, he was the son of Richard Bloss and Ann Cutler, Samuel and Martha had nine children, one being a Samuel that married Mary Winter. 
  Except for having the extra letter "r" in Martha's last name, this information matches to what was already attributed to the ancestor Martha Baker and husband Samuel Bloss. 
- Several sources say that the father of Martha Barker was Isaac Barker born about 1680 probably in Massachusetts and died between 1714 and 1770 in either Connecticut or Massachusetts. Unknown name of his wife. There is very little information online of any type about this Isaac. 
- By 1657 there were eleven immigrants in New England named Baker and five named Barker. 
  The Bakers were (in Massachusetts unless otherwise specified): 
  -- Alexander to Boston 1635 
  -- Edward to Lynn 1630 
  -- Frances to Yarmouth 1635 
  -- John to Woburn 1654 
  -- John to Charlestown 1637 
  -- Nicholas to Hingham 1635 
  -- Richard to Dorcester 1639 
  -- Thomas to Newport Rhode Island 1653 
  -- Thomas to Milford Connecticut 1639 
  -- Thomas to Roxbury 1646 
  -- William to Boston 1651 
  The Barkers were (in Massachusetts unless otherwise specified): 
  -- Edward to New Haven Connecticut 1650 
  -- James to Salem 1638 
  -- James to Charlestown 1634 
  -- John to Duxbury 1637 
  -- Robert to Plymouth 1632 
- Francis Baker, age 24, came in 1634 in the "Planter" to Boston, he married 1641 Isabel Twining (possibly the daughter of William), they moved to Yarmouth Massachusetts where they had children: John-?1646, Samuel-1648, Daniel-1650, William, Thomas, Elizabeth, and Hannah. 
  Francis named all but Samuel in his will of Mar. 04, 1693. His widow died May 16, 1706. John of Yarmouth, son of Francis, married ?1671 Alice ___ and had: John-1672, Bethia-1673, Sarah-1677, Jonathan-?1679, Isaac-?1681, Mary-?1683, and Elizabeth-?1685. The son Isaac (?1681) could be the ancestor. 
- Isaac Baker married Sarah Rich 1703-02-25 in Eastham by Samuel Treat. They later had children all born in Eastham: Simeon born Jul. 24, 1702, Samuel born Sep. 01, 1704, Isaac born Sep. __, 1709, Joseph born Jan. 06, 17086, Richard born Mar. 31, 1712, Sarah born Jul, 19, 1717. 
  More at https://ancestors.familysearch.org/en/LT8K-WQM/isaac-baker-1681-1747 about the above Isaac and Sarah with a daughter Martha born 1705 (same year as the prior source identified). However, nothing given about Martha so unable to link the two as the same person. 
  Yet more on the above Isaac and Sarah at https://www.wikitree.com/wiki/Baker-15049 
- B O T T O M - - - L I N E -- It appears that multiple people named Martha Barker were living about the same time in New England and probably have had their data blended over the years by various researchers. 
- N O T E -- If Nathan Barker and Bethia Bodwell are not the parents of this ancestor Martha then need to drop from this family tree:  Barker (4), Bodwel (4), Wheeler (2), Emery (2), Webster (1), Allen (1) for a total of 14 people.

Historical
1714: England - Accession of George I, Elector of Hanover, to the throne of Great Britain, he rules until 1727
1715: England, Scotland - First Jacobite rebellion breaks out
1715: France - Louis XIV dies, leaving France deep in debt
1715: Italy - Pope Clement XI declares Catholicism and Confucianism Incompatible
1716: India - Establishment of the Sikh Confederacy along the India Pakistan border
1718-1730: Turkey - Tulip period of the Ottoman Empire
1718: United States - Blackbeard (Edward Teach) is killed by Robert Maynard in a North Carolina Inlet on the Inner side of Ocracoke Island
1718: United States - City of New Orleans founded by the French in North America
1719: England, Scotland - Spanish attempt to restart the Jacobite rebellion fails
1720-1721: France - The Great Plague of Marseille
1720: England, South America - The South Sea Bubble starts, It is a British joint stock company that tradez in South America, the company is granted a monopoly to trade in the Spanish South American colonies as part of a treaty during the War of Spanish Succession, the primary element of trade was slaves, in return, the company assumes the national debt England Incurs during the war
1720: Spain, Mexico - Spanish military embarks on the Villasur expedition from Mexico and travel into the Great Plains
1721: China - Kangxi Emperor bans Christian Missionaries because of the decree by Pope Clement XI
1721: England - Robert Walpole became the first Prime Minister of Great Britain (de facto)
1721: Russia, Denmark, Poland, Sweden - Treaty of Nystad signed, ending the 21-year long Great Northern War, It was a coalition of numerous states that successfully contested Swedish supremacy in northern Central and Eastern Europe, Initially, the anti-Swedish alliance was composed of Peter the Great of Russia, Frederik IV of Denmark-Norway and August the Strong of Saxe-Poland-Lithuania
1721: Russia - Peter I reforms the Russian Orthodox Church
1722-1723: Russia, Iran - Russo-Persian War
1722-1725: England, Ireland - Controversy over the halfpence of William Wood leads to the Drapier Letters and begins the Irish economic Independence from England movement
1722: Afghanistan, Iran - Afghans conquered Iran, overthrowing the Safavid Shah Soltan Hosein
1722: Africa - Welsh pirate Bartholomew Roberts is killed in a sea battle off the African coast
1722: China - Kangxi Emperor of China dies
1723-1730: Kazakhstan - The Great Disaster, an Invasion of Kazakh territories by the nomadic Dzungars
1723: Russi - Slavery abolished in Russia, Peter the Great converted the household slaves into house serfs
1725: Africa - The Fulani nomads took complete control of Fuuta Jallon (Guinea, West Africa) and set up the first of many Fulani jihad states to come
1726: China - The enormous Chinese encyclopedia Gujin Tushu Jicheng of over 100 million written Chinese characters in over 800,000 pages is printed in 60 different copies using copper-based Chinese movable type printing
1727-1729: England, Spain - Anglo-Spanish War
1729-1735: England - Charles Wesley and John Wesley begin the Methodism in England
1730-1760: England, United States - First Great Awakening takes place in Great Britain and North America, it challenges the established clergy and leads to many new Protestant denominations, this contributes to the concept of religious tolerance
1730: Turkey - Mahmud I takes over Ottoman Empire after the Patrona Halil revolt, ending the Tulip period
1732-1734: Russia, Ukraine - Crimean Tatar/Tartar raids into Russia
1732: United States - George Washington is born in Virginia
1733-1738: Poland - War of the Polish Succession
1735-1739: Russia, Turkey - Russo-Turkish War (fifth of ten), Russian victory
1735-1799: China - The Qianlong Emperor of China oversaw a huge expansion in territory
1735: United States - John Adams is born in Boston
1736: China - Qing Dynasty Chinese court painters recreate the classic panoramic painting by Zhang Zeduan called Along the River During Qingming Festival
1736: Iran - Nader Shah assumed title of Shah of Persia and founded the Afsharid dynasty, ruled until his death in 1747
1736: United States - Patrick Henry born
1737: United States - Alexander Hamilton born
1737: United States - John Hancock born
1738-1756: Mali - Famine across the Sahel, half the population of Timbuktu (Mali) died
1738: Italy - Pope Clement XII Issues the Eminenti Apostolatus Specula prohibiting Catholics from becoming Freemasons
1739: England, Spain, Caribbean - Great Britain and Spain fight the War of Jenkins Ear in the Caribbean
1739: India - Battle of Karnal, Nader Shah defeats the Mughals and sacks Delhi
1740-1741: Ireland - Famine in Ireland killed ten per cent of the population
1740-1748: Austria - War of the Austrian Succession
1740: England, Spain, United States - British attempt to capture St. Augustine, Florida but lose to the Spanish during the Siege of St. Augustine
1740: Germany - Frederick the Great comes to power in Prussia
1741: Italy - Pope Benedict XIV Issues Immensa Pastorum principis against slavery
1741: Russia, United States - Russians began settling the Aleutian Islands
1741: United States - Benjamin Franklin invents the Franklin Stove, a very efficient stove that heats a house even after the fire extinguishes. Franklin chose to not patent his invention based on his belief that he instead should help others
1743: United States - Thomas Jefferson is born in Virginia
1744-1748: France, India - The First Carnatic War fought between the British, the French, the Marathas, and Mysore in India
1744: France - French attempt to restart the Jacobite rebellion fails
1744: Saudi Arabia - The First Saudi State is founded by Mohammed Ibn Saud
1745: England, Scotland - Second Jacobite Rebellion began by Charles Edward Stuart in Scotland
1745: United States - John Jay born
1747: Afghanistan - Ahmed Shah Durrani founded the Durrani Empire in modern day Afghanistan
1748-1754: England, France, India - The Second Carnatic War fought between the British, the French, the Marathas, and Mysore in India
1748: Austria - Treaty of Aix-La-Chapelle ends the War of the Austrian Succession and First Carnatic War
1748: United States - Benjamin Franklin retires from the printing business to pursue scientific matters
1750: Europe - Peak of the Little Ice Age [first suggested in 1939, this has since been disputed after more detailed research] that lasts another one hundred years
1751: United States - Jamaes Madison born
1752: United States - Benjamin Franklin discovers electricity with his famous kite flying experiment which was done in secrecy at the time. Later that same year he invents the lightning rod, one of the most perfect inventions because it continues to do its job without maintenance. It is still being used today by every tall building in the world.
1753: United States, France, England - Major George Washington, age 21, delivers a message to the French from the English King asking the French to leave North American, the French politely refuse
1754-1763,: United States, France, England - The French and Indian War, Fought in the U.S. and Canada mostly between the French and French allies and the English and English allies, the North American chapter of the Seven Years War
1754: India - Treaty of Pondicherry ends Second Carnatic War (of three) and recognizes Muhammed Ali Khan Wallajah as Nawab of the Carnatic
1755-1763: Canada - The Great Upheaval, forced population transfer of the French Acadian population from Nova Scotia and New Brunswick
1755: Portugal - The Lisbon earthquake
1756-1763: France, India - The Third Carnatic War fought between the British, the French, the Marathas, and Mysore in India
1756-1763: globe - Seven Years War fought among European powers in various theaters around the world
1757: India - Battle of Plassey signaled the beginning of formal British rule in India after years of commercial activity under the auspices of the East India Company
1758: England - British colonel James Wolfe Issues the Wolfe Manifesto
1758: United States - James Monroe born
1759: France, England - French commander Louis-Joseph de Montcalm and British commander James Wolfe die during the Battle of the Plains of Abraham
1760: England - George III became King of Britain
1760: Iran - Zand dynasty founded in Iran
1761: France, India - Battle of Panipat, France defeats Maratha Empire