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61. Letter to the Abbe Soulavie, 22 September 1782 : on the theory of the earth and its magnetism. From: Letter to the Abbe Soulavie, 22 September 1782 : on the theory of the earth and its magnetism. From: Memoirs of the life and writings of Benjamin Franklin ... / written by himself to a late period; and continued to the time of his death by the grandson, William Temple Franklin; comprising the private correspondence and public negociations [sic] of Dr. Franklin and his select political, philosophical, and miscellaneous works, published from the original mss. Second edition. London: Printed for Henry Colburn, 1818-1819. Geology -- Early works to 1800.
Magnetism -- Early works to 1800.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Benjamin Franklin writes his conjectures about the internal composition and structure of the earth, being quite certain from observable surface changes that the interior is not a solid but a dense fluid....
62. Letter to the Hon. J. Bowdoin, 31 May 1788 : on the Earth's magnetism, &c. From: Memoirs of the life Letter to the Hon. J. Bowdoin, 31 May 1788 : on the Earth's magnetism, &c. From: Memoirs of the life and writings of Benjamin Franklin ... / written by himself to a late period; and continued to the time of his death by the grandson, William Temple Franklin; comprising the private correspondence and public negociations [sic] of Dr. Franklin and his select political, philosophical, and miscellaneous works, published from the original mss. Second edition. London: Printed for Henry Colburn, 1818-1819. Geomagnetism.
Earth -- Crust.
Earth -- Internal structure.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Benjamin Franklin writes from Philadelphia posing a series of speculative questions about the earth's magnetic field, about possible prehistoric changes in the earth's magnetic poles, about the internal...
63. Letter to the Marquis Turgot, 1 May 1781 : on a new invented stove. From: Memoirs of the life and writings Letter to the Marquis Turgot, 1 May 1781 : on a new invented stove. From: Memoirs of the life and writings of Benjamin Franklin ... / written by himself to a late period; and continued to the time of his death by the grandson, William Temple Franklin; comprising the private correspondence and public negociations [sic] of Dr. Franklin and his select political, philosophical, and miscellaneous works, published from the original mss. Second edition. London: Printed for Henry Colburn, 1818-1819. Stoves.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Benjamin Franklin describes the construction and operation of a recently-designed stove, concluding that "it is capable of being used to advantage in our kitchens, if one could overcome the repugnance...
64. Letter to the Rev. Father Beccaria, 13 July 1762 : description of a new musical instrument composed of Letter to the Rev. Father Beccaria, 13 July 1762 : description of a new musical instrument composed of glasses, called the armonica. From: Memoirs of the life and writings of Benjamin Franklin ... / written by himself to a late period; and continued to the time of his death by the grandson, William Temple Franklin; comprising the private correspondence and public negociations [sic] of Dr. Franklin and his select political, philosophical, and miscellaneous works, published from the original mss. Second edition. London: Printed for Henry Colburn, 1818-1819. Glass harmonica.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Franklin writes from London to Father Beccaria about the "new instrument lately added here" which he called the "Armonica." He mentions similar instruments created by two other men, and then his own refinements....
65. Letter to Thomas Pownall , 19 August 1756 : on treaties with Native Americans. From: The complete works Letter to Thomas Pownall , 19 August 1756 : on treaties with Native Americans. From: The complete works of Benjamin Franklin; including his private as well as his official and scientific correspondence, and numerous letters and documents now for the first time printed, with many others not included in any former collection, also, the unmutilated and correct version of his autobiography. Comp. and ed. by John Bigelow. New York and London, G. P. Putnam's sons, 1887-88. Indians of North America -- Government relations -- To 1789.
Indians of North America -- Pennsylvania -- History.
Indians of North America -- Pennsylvania -- Government relations.
Pennsylvania -- History -- Colonial period, ca. 1600-1775.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Benjamin Franklin writes from Philadelphia enclosing a treaty lately concluded at Easton, Pennsylvania with the prediction that "nothing is likely to come of the treaty." Franklin continues that "I do...
66. Letter to Thomas Ronayne, 20 April 1766 : on the electricity of fogs. From: Memoirs of the life and Letter to Thomas Ronayne, 20 April 1766 : on the electricity of fogs. From: Memoirs of the life and writings of Benjamin Franklin ... / written by himself to a late period; and continued to the time of his death by the grandson, William Temple Franklin; comprising the private correspondence and public negociations [sic] of Dr. Franklin and his select political, philosophical, and miscellaneous works, published from the original mss. Second edition. London: Printed for Henry Colburn, 1818-1819. Electricity -- Early works to 1800.
Electricity -- Experiments -- History -- 18th century.
Franklin, Benjamin, 1706-1790 -- Knowledge -- Physics.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Benjamin Franklin explains his theory of positively and negatively charged clouds, and describes an experiment designed to investigate the same.
67. Letter to William Strahan, 19 October 1748 : on buying and selling books. From: The writings of Benjamin Letter to William Strahan, 19 October 1748 : on buying and selling books. From: The writings of Benjamin Franklin; collected and ed., with a life and introduction, by Albert Henry Smyth. New York, The Macmillan Company; London, Macmillan & Co., Ltd., 1905-07. Booksellers and bookselling.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Benjamin Franklin writes from Philadelphia about a number of matters related to the buying and selling of books, maps, and other printed material. He mentions some financial accounts to be settled with...
68. Letter to William Strahan, 28 November 1747 : on buying and selling books. From: The writings of Benjamin Letter to William Strahan, 28 November 1747 : on buying and selling books. From: The writings of Benjamin Franklin; collected and ed., with a life and introduction, by Albert Henry Smyth. New York, The Macmillan Company; London, Macmillan & Co., Ltd., 1905-07. Booksellers and bookselling.
Acquisition of maps.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Benjamin Franklin writes from Philadelphia about a number of matters related to the buying and selling of books, maps, and other printed material. He specifically mentions "the maps formerly wrote for,"...
69. Letter, 14 June 1783 : on the shock by the electric bottle, and the density of glass. From: Memoirs of Letter, 14 June 1783 : on the shock by the electric bottle, and the density of glass. From: Memoirs of the life and writings of Benjamin Franklin ... / written by himself to a late period; and continued to the time of his death by the grandson, William Temple Franklin; comprising the private correspondence and public negociations [sic] of Dr. Franklin and his select political, philosophical, and miscellaneous works, published from the original mss. Second edition. London: Printed for Henry Colburn, 1818-1819. Electricity -- Early works to 1800.
Electricity -- Experiments -- History -- 18th century.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Benjamin Franklin comments on past experiments with electricity. As his final advice, he writes, "I see you are endowed with a genius for the study of nature, and I would recommend it to you to employ...
70. Letter, 1762 : on fire. From: Memoirs of the life and writings of Benjamin Franklin ... / written by Letter, 1762 : on fire. From: Memoirs of the life and writings of Benjamin Franklin ... / written by himself to a late period; and continued to the time of his death by the grandson, William Temple Franklin; comprising the private correspondence and public negociations [sic] of Dr. Franklin and his select political, philosophical, and miscellaneous works, published from the original mss. Second edition. London: Printed for Henry Colburn, 1818-1819. Fire.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Benjamin Franklin describes his theories concerning the nature of fire and "the operation of fire upon fuel with the assistance of air." Noting that different types of substances burn more easily than...
71. Letter, 1778 : on electricity; the Leyden bottle and M. Volta's experiment. From: Memoirs of the life Letter, 1778 : on electricity; the Leyden bottle and M. Volta's experiment. From: Memoirs of the life and writings of Benjamin Franklin ... / written by himself to a late period; and continued to the time of his death by the grandson, William Temple Franklin; comprising the private correspondence and public negociations [sic] of Dr. Franklin and his select political, philosophical, and miscellaneous works, published from the original mss. Second edition. London: Printed for Henry Colburn, 1818-1819. Electricity -- Early works to 1800.
Electricity -- Experiments -- History -- 18th century.
Franklin, Benjamin, 1706-1790 -- Knowledge -- Physics.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Benjamin Franklin, writing from Paris, gives his brief reactions to reported experiments by Volta that, Franklin says, appear to replicate the Leyden jars. He questions whether the electric charge can,...
72. Letters to the Gentleman's Magazine on the subject of electricity, May 1750 and January 1756. Letters to the Gentleman's Magazine on the subject of electricity, May 1750 and January 1756. Electricity -- History -- 18th century.
Lightning rods. 		In two letters, correspondents to the "Gentleman's Magazine" published in London, England write about electricity and, in particular, the design of lightning rods.
73. Letters to William Strahan, 1745 and 1746 : on buying and selling books. From: The writings of Benjamin Letters to William Strahan, 1745 and 1746 : on buying and selling books. From: The writings of Benjamin Franklin; collected and ed., with a life and introduction, by Albert Henry Smyth. New York, The Macmillan Company; London, Macmillan & Co., Ltd., 1905-07. Booksellers and bookselling.
Acquisition of maps.
Franklin, Benjamin, 1706-1790 -- Correspondence. 		Benjamin Franklin writes four letters from Philadelphia about a number of matters related to the buying and selling of books, maps, and other printed material. He specifically mentions maps that "are for...
74. Meditation on a quart mugg. From: The writings of Benjamin Franklin; collected and ed., with a life and Meditation on a quart mugg. From: The writings of Benjamin Franklin; collected and ed., with a life and introduction, by Albert Henry Smyth. New York, The Macmillan Company; London, Macmillan & Co., Ltd., 1905-07. Mugs -- Humor.
Franklin, Benjamin, 1706-1790 -- Humor. 		Benjamin Franklin, in the Pennsylvania Gazette, 19 July 1733, writes a humorous essay addressed to a quart-sized drinking mug. Franklin begins "I commiserate thy Misfortunes, thy Griefs fill me with Compassion,...
75. Meteorological imaginations and conjectures, May 1784. Meteorological imaginations and conjectures, May 1784. Meteorology -- Early works to 1800.
Hail.
Climatology. 		Benjamin Franklin writes about a number of subjects in the field of meteorology, including the nature of hail, and the effect of temperature and fog on other aspects of weather.
76. Minutes of the Provincial Council of Pennsylvania, 14 November 1753 : Reports on meetings at Carlisle, Minutes of the Provincial Council of Pennsylvania, 14 November 1753 : Reports on meetings at Carlisle, Pennsylvania between Native American deputies of the Six Nations, Delawares, Shawonese, Twightwees, and Owendats, and the three commissioners Richard Peters, Isaac Norris, and Benjamin Franklin. Franklin, Benjamin, 1706-1790.
United States -- History -- French and Indian War, 1755-1763
Indians of North America.
Indian wars -- Pennsylvania.
Peace treaties. 		Consists of reports on peace negotiations between commissioners from the colonial government of Pennsylvania and representatives of several Indian tribes from western Pennsylvania in early October 1753...
77. Minutes of the Provincial Council of Pennsylvania, 15 November 1753 : correspondence related to treaty Minutes of the Provincial Council of Pennsylvania, 15 November 1753 : correspondence related to treaty negotiations between the colony of Pennsylvania and Native Americans of western Pennsylvania. United States -- History -- French and Indian War, 1755-1763.
Indians of North America.
Peace treaties.
Hamilton, James, 1710-1783.
Dinwiddie, Robert, 1693-1770.
Glen, James, 1701-1777.
Franklin, Benjamin, 1706-1790. 		Consists primarily of correspondence connected with the treaty negotiations carried out by Benjamin Franklin, Richard Peters, and Isaac Norris with Native American tribes of western Pennsylvania. Begins...
78. Minutes of the Provincial Council of Pennsylvania, 5 December 1753 : correspondence regarding continuing Minutes of the Provincial Council of Pennsylvania, 5 December 1753 : correspondence regarding continuing efforts to secure peace with Native Americans in western Pennsylvania Indians of North America.
Peace treaties.
United States -- History -- French and Indian War, 1755-1763. 		Consists of copies of correspondence read before the Provincial Council of Pennsylvania in the continuing matter of securing treaties with Indians in western Pennsylvania on the eve of the French and Indian...
79. Narrative of the late massacres, in Lancaster County, of a number of Indians, friends of this province, Narrative of the late massacres, in Lancaster County, of a number of Indians, friends of this province, by persons unknown : With some observations on the same. Paxton boys.
Conestoga Indians.
Pennsylvania -- History -- Colonial period, ca. 1600-1775. 		Benjamin Franklin decries the recent massacre by the self-styled Paxton Boys of peaceful Native Americans belonging to the Conestoga tribe in Lancaster County, Pennsylvania, and the subsequent murder by...
80. On the Gulph Stream ; remarks on the navigation from Newfoundland to New York, in order to avoid the On the Gulph Stream ; remarks on the navigation from Newfoundland to New York, in order to avoid the Gulph Stream on one hand, and on the other the shoals that lie to the southward of Nantucket and of St. George's Banks. From: Memoirs of the life and writings of Benjamin Franklin ... / written by himself to a late period; and continued to the time of his death by the grandson, William Temple Franklin; comprising the private correspondence and public negociations [sic] of Dr. Franklin and his select political, philosophical, and miscellaneous works, published from the original mss. Second edition. London: Printed for Henry Colburn, 1818-1819. Gulf Stream.
Ocean temperature.
Nautical charts--Gulf Stream--Early works to 1800.
Nautical charts--North Atlantic Ocean--Early works to 1800.
Gulf Stream--Maps--Early works to 1800.
Atlantic Ocean--Maps--Early works to 1800.
North Atlantic Ocean--Maps--Early works to 1800.
Poupard, James. 		Benjamin Franklin gives directions for sailing westward in the North Atlantic in a way that avoids the eastward flow of the Gulf Stream in order to speed one's journey. This report includes a map of the...
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